In an experiment to determine specific heat capacity of a liquid using the continuous flow calorimeter, the readings are taken when the apparatus has attained a steady state. Explain the meaning of a steady state.
The term steady state refers to a condition when the inlet and outlet thermometer readings and flow rate are constant over time at any given ... Read More
Explain what happens when the temperature of a fixed mass of ice is raised from 0 degree to 10degree Celsius
The temperature remains at 00C until all ice has melted and then rises at heat is added. The volume decreases to a minimum at 40C ... Read More
Explain why triple point of water is taken as a standard in modern thermometry instead of ice and steam points.
It is precise, reproducible and it not affected by impurities and pressure variations enabling accurate calibration of thermometers. Dr. Bbosa Science Read More
Triple point of water
It the temperature and pressure at which a vapour, liquid and solid of a substance coexist at equilibrium. Dr. Bbosa Science Read More
The Wafaranza-Wangeleza wars in Buganda between 1876-1900 (causes and consequences)
Study Questions Discuss the causes and consequences of the . Wafaranza-Wangeleza wars in Buganda between 1876-1900 (Give a brief background of the wars, then ... Read More
Aspects of Baganda that were never affected by the 1900 Buganda agreement
While the 1900 Buganda Agreement brought significant changes to Buganda, there were some aspects of Baganda society that remained largely unaffected: Traditional Cultural Practices: Religious ... Read More
To what extent was the 1900 Buganda Agreement a basis of change in Buganda up to 1914
The 1900 Buganda Agreement had a significant impact on Buganda up to 1914, bringing about both immediate and long-term changes. Here are some key aspects: ... Read More
Impact of the 1900 Buganda agreement on the people of Uganda
The 1900 Buganda Agreement had a profound impact on the people of Uganda, shaping the political, social, and economic landscape of the region. Here are ... Read More
Impacts of the 1900 Buganda Agreement on the Baganda (benefits and losses)
Benefits of the 1900 Buganda agreement to Baganda The 1900 Buganda Agreement brought several benefits to the Baganda, although it also had its drawbacks. Here ... Read More
Main Clauses of Buganda Agreement
The 1900 Buganda Agreement, also known as the Uganda Agreement, was signed on March 10, 1900, between Sir Harry Johnston, representing the British Crown, and ... Read More
To what extent the 1900 Buganda Agreement an Agreement
The 1900 Buganda Agreement is often debated regarding the extent to which it was a genuine agreement between equals and how much it reflected British ... Read More
Negative impacts of colonization in East Africa
Colonization had several negative impacts on East Africa, affecting various aspects of life and society. Here are some key negative consequences: 1. Exploitation of Resources: ... Read More
Benefits of East Africa from colonization
Colonization brought both positive and negative impacts to East Africa. Here are some of the benefits that emerged from this period: 1. Infrastructure Development: Railways ... Read More
Means of collaboration between Baganda and British colonialists
The Baganda collaborated with the British colonialists in several ways, leveraging their local knowledge and influence to help the British establish and maintain control over ... Read More
Reasons why Baganda collaborated with the British
The Baganda collaborated with the British colonialists for several reasons, which can be broadly categorized into political, economic, and social motivations: 1. Political Advantages: Military ... Read More
Use divide and rule policy and other methods by the British to colonization of Uganda by 1900
The divide and rule policy was a key strategy used by the British to colonize Uganda by 1900. This approach involved exploiting existing divisions and ... Read More
Reasons why indirect rule was more of a myth than reality
Indirect rule, while theoretically designed to govern through existing local political structures. To large extent indirect rule system was more of a myth than reality ... Read More
Reasons for varied methods of colonial administration in East Africa
The varied methods of colonial administration in East Africa were influenced by several factors, including the colonial powers' administrative philosophies, local conditions, and the challenges ... Read More
Role of chartered companies in the colonization of East Africa
These companies were European trading entities granted special charters (license) by their governments, giving them exclusive rights to trade and administer territories in Africa. Major ... Read More
Colonization of East Africa
The colonization of East Africa was part of the broader European scramble for Africa during the late 19th and early 20th centuries. Here's a brief ... Read More
Challenges faced by missionaries in Africa
Missionaries in Africa faced numerous challenges during their efforts to spread Christianity and provide social services. Here are some of the key challenges they encountered: ... Read More
Response to the spread of European Christianity Missionaries in Africa.
The spread of European Christianity by missionaries in Africa elicited a variety of responses from different communities and regions. These responses ranged from acceptance and ... Read More
Reasons for the success of Christian Missionary enterprises in Africa by1914
The success of Christian missionary enterprises in Africa by 1914 can be attributed to several key factors: 1. Support from Local Leaders: Many missionaries received ... Read More
Effects/impacts of European missionaries in Africa
Positive impacts of European missionaries in Africa European missionaries had several positive impacts on Africa, particularly in the areas of education, healthcare, and social services. ... Read More
Explanation of the laws of photoelectric emission using quantum theory
The quantum theory states that “light is emitted and absorbed in discrete packets of energy called photons” i.e. E = hf When light is incident ... Read More
State three advantages of nuclear fusion over nuclear fission as a potential source of energy
Greater Energy Output: Efficiency: Fusion reactions release significantly more energy than fission reactions. For example, the fusion of hydrogen isotopes to form helium releases much ... Read More
Role of Industrialization in Europe to the scramble for and partition of Africa
Industrialization in Europe played a crucial role in driving the Scramble for and Partition of Africa. Here are some key points: Demand for Raw Materials: ... Read More
Reasons for the scramble for and partition of Africa
Scramble for and partition of Africa The Scramble for Africa was a period during the late 19th and early 20th centuries when European powers rapidly ... Read More
Effects of scramble for and partition of Africa
Positive effects of scramble and partition of Africa Infrastructure Development: Railways and Roads: European powers built extensive railway networks and roads to facilitate the extraction ... Read More
Mfecane invasion in the East and central Africa by 1914(causes and effects)
Study Question Assess the effects of the Mfecane invasion in the East and central Africa by 1914. (Give the background of Mfecane invasion, explain the ... Read More
Explain why a poor conductor whose thermal conductivity is to be determined, must be thin and fairly of large surface area.
Thin Sample: Reduced Heat Flow Path: A thinner sample ensures that the heat travels a shorter distance from the hot side to the cold ... Read More
Jihads movements in West Africa in the 19th century
Study Question To what extent were 19th century Jihads movement in West Africa political under the guise of Islam Approach (show the background of the ... Read More
Civilization in West Africa
Study question To what extent was Sierra Leone "a nursery bed" for civilization of West Africa. (Give a brief background of Sierra Leone; show the ... Read More
Reasons why African lost their trade in the Delta states in the 2nd half of the 19th century
Study question Why did Africans lose control of their trade in the Niger Delta states in the 2nd half of the 19th century. (Indicate that ... Read More
Reasons for the development of Legitimate Trade in the 19th century in West Africa
Study question Account for the development of legitimate Trade in the 19th century in West Africa. (Give the background, reasons for its development and conclusion) ... Read More
Consequence of the introduction of legitimate trade in West Africa
Study question Examine the consequences of the introduction of legitimate trade in West Africa (Show the background of the question; consider the positive and negative ... Read More
Nature of pre-colonial economy in West Africa
The pre-colonial economy of West Africa was diverse and dynamic, characterized by a mix of agriculture, trade, and craftsmanship. Agriculture: Mainstay of the Economy: Agriculture ... Read More
History paper 6- 2 –Slave trade in West Africa (causes, reasons for its abolition and effects of abolition of slave trade)
Study question Account for abolition of slave trade and what impact did it have on West Africa (Show the background to the question; show the ... Read More
The role of army in the pre-colonial African states
Study question Assess the role of the army in the formation and maintenance of pre-colonial East Africa states. (Background of the question, role of the ... Read More
Reasons for the collapse of the Zulu Kingdom in the second half of the 19th century.
Study Question Account for the collapse of the Zulu kingdom in the second half of the 19th century. (Give the background, show reasons for disintegration ... Read More
The political, social and economic organization of the pre-colonial Zulu Kingdom by the 19th century.
Study question Discus the political, social and economic organization of the pre-colonial Zulu Kingdom by the 19th century. The pre-colonial Zulu Kingdom The pre-colonial Zulu ... Read More
Examples of adiabatic changes.
Expansion of a gas in an insulated cylinder. release of air from a pneumatic tire. rapidly pumping air into a bicycle tire. Please obtain free ... Read More
Derive the relationship between the principal molar heat capacities Cp and Cv for an deal gas.
From dQ = dU + dW……………. (i) But dQ = CpdT, dU = CvdT and dW= PdV = RdT Substituting in (i) CpdT = CvdT ... Read More
Define molar heat capacity of a gas at constant volume.
Molar heat capacity of a gas at constant volume is the amount of heat required to raise 1 mole of the gas through1K at constant ... Read More
What is molar heat capacity of a gas at constant pressure.
The specific heat capacity of a gas at constant pressure is the heat required to warm unit mass of it by one degree, when its ... Read More
What is the effect of pressure on the melting point of ice
Increase in pressure lowers the melting point of ice because melting of ices is followed by a decrease in volume. Please obtain free notes, exams ... Read More
The political, social and economic organization of the of pre-colonial Benin Empire by 1855
Study question Examine the political, social and economic organization of Benini Empire by 1855. The political, social and economic organization of Benin Empire by 1855. ... Read More
The political, social and economic organizations of the of Ibo pre-colonial society in West Africa
Study question "The organization of Ibo precolonial society in West Africa depended on her political setup" Discuss. (Give a brief background of the question, consider ... Read More
Maintenance of law and order in pre-colonial Kikuyu Society
Guiding Question How was law and order maintained in the precolonial Kikuyu Society. (Give a brief background of the Kikuyu, show the various ways through ... Read More
Comparisons of the features of pre-colonial centralized and non-centralized societies in Africa
Differences between the pre-colonial centralized and non-centralized societies Authority: in centralized societies power was concentrated in a single ruler while in decentralized community power is ... Read More
Features of pre-colonial decentralized societies (1855-1914)
Guiding questions Examine the features of decentralized societies (Give a brief background of decentralized societies with examples, discuss their characteristics, conclude) Features of pre-colonial decentralized ... Read More
History paper 6 -Features of centralized societies in East Africa (1855-1914)
Centralized societies or states refer to those societies that had kings with political powers and the authority to run the economic, military and social affairs of ... Read More
Experiment to determine the velocity of fluid
A hole of diameter, r, is known is made through constant pressure apparatus Volume of liquid V flowing out of the hole in time ... Read More
Explain why a body moving with constant speed along a circular path has an acceleration.
Acceleration is a rate of change of velocity with respect to time. In the circular motion, the speed of the body is constant but velocity changes continuously due to changes of its ... Read More
What is meant by streamline flow?
Laminar/streamline flow occurs when the fluid flows in tiny parallel layers with no disruption between them. The successive particles passing a given point have the same velocity. Please ... Read More
Elasticity of material – physics
Elasticity of a material is ability of a deformed material body to return to its original shape and size when the forces causing the deformation ... Read More
What is a transistor
A transistor is a semiconductor device used to amplify or switch electronic signals and electrical power. Please obtain free notes, exams and marking guides of ... Read More
What is meant by an intrinsic material?
An intrinsic material refers to a pure semiconductor material that has not been intentionally doped with impurities. Common intrinsic semiconductors include silicon (Si) and germanium ... Read More
Explain how a p-n junction is made.
A p-n junction is created by joining p-type and n-type semiconductors together. Here's how it is made: Doping: Create p-type and n-type semiconductors by doping ... Read More
Explain why it is difficult to separate isotopes U-238 and U-235.
Their small mass difference makes physical separation processes based on mass or weight differences, less effective and more challenging. Please obtain free notes, exams and ... Read More