ELECTRICITY & Electronics Questions And Answers
ELECTRICITY & Electronics Questions1. State one advantage of a lead-acid accumulator over a dry cell 2. State one defect of a simple cell and explain
Light Questions And Answers (part 2)
Light Questions 1. The length of a pinhole camera is 20cm. Determine the height of a storey building 300m away from the pin hole
Measurement II Questions And Answers (part 1)
Measurement II Questions 1. A ball bearing of mass 0.0015 kg is held between the anvil and spindle of a micrometer screwgauge. The reading on the
Reflection at curved surfaces and spherical surfaces Questions And Answers (part 2)
Reflection at curved surfaces and spherical surfaces Questions1. (a) The table below shows the object distance u and the corresponding image distance v of an
Quality of heat Questions And Answers (part 2)
Quality of heat Questions1. 500g of a metal is heated to 100oC and then placed in a 200g mass of water at 15oC. If the
Thermal expansion Questions And Answers (part 2)
Thermal expansion Questions1. Aquatic animals and plants are observed to survive in frozen ponds. Explain this observation Thermal expansion Answers1. Water freezes and the ice
Machines & inclined planes Questions And Answers (part 1)
Machines & inclined planes Questions1. An inclined plane of length 5m is used to raise a body of mass 60kg to the back of a
Equilibrium and centre of gravity Questions And Answers (part 1)
Equilibrium and centre of gravity Questions1. a) Define centre of gravity b) The figure below shows a wine glass State how the stability of the