NECTA Physics – Tanzania

Question 11

An object of mass 2 kg is moving with a velocity of 3 m/s. What is its kinetic energy?

Select one option to submit your answer.

Question 12

Which form of energy is primarily stored in a stretched spring?

Select one option to submit your answer.

Question 13

What happens to the pressure of a fixed amount of gas when its temperature is increased at constant volume?

Select one option to submit your answer.

Question 14

In a transverse wave, the particles of the medium move in which direction relative to the direction of wave propagation?

Select one option to submit your answer.

Question 15

A magnet is suspended freely and allowed to rotate. In which direction does the north pole of the magnet point?

Select one option to submit your answer.

Question 16

Which phenomenon demonstrates the particle nature of light?

Select one option to submit your answer.

Question 17

A force of 10 N acts on an object causing it to accelerate at 2 m/s². What is the mass of the object?

Select one option to submit your answer.

Question 18

Which of the following best describes the law of conservation of energy?

Select one option to submit your answer.

Question 19

Which instrument is most suitable for measuring the length of a laboratory bench to the nearest millimeter?

Select one option to submit your answer.

Question 20

A block of mass 5 kg is pulled along a horizontal surface with a force of 30 N. If the frictional force opposing the motion is 10 N, what is the acceleration of the block?

Select one option to submit your answer.