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Work and Energy

This test is standardised achievment test in physics suitable for the students of cbse,icse and all other boards of class 6 and also useful for the students of different competitions and olympiads.

16 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following words defines the force of attraction between any two objects?

  1. Weight
  2. Gravity
  3. Thrust
  4. Friction
  5. Work
Question 2 Multiple Choice (Single Answer)

The SI unit of work and energy is named after the scientist _____.

  1. J P Joule
  2. Isaac Newton
  3. Michel Faradey
  4. James Watt
  5. Blaise Pascal
Question 3 Multiple Choice (Single Answer)

In which of the following forms is the energy stored in a cell?

  1. Heat energy
  2. Light energy
  3. Nuclear energy
  4. Muscular energy
  5. Chemical energy
Question 4 Multiple Choice (Single Answer)

Potential energy depends upon its

  1. colour
  2. motion
  3. size
  4. shape
  5. mass
Question 5 Multiple Choice (Single Answer)

A kite when flying in the air has _____________.

  1. kinetic energy
  2. potential energy
  3. both potential energy and kinetic energy
  4. neither kinetic energy nor potential energy
  5. kinetic and muscular energy
Question 6 Multiple Choice (Single Answer)

In a freely falling body, the interchange of energy takes place __________________.

  1. gradually from potential to kinetic energy
  2. gradually from kinetic to potential energy
  3. alternately between potential and kinetic
  4. gradually from chemical to kinetic energy
  5. gradually from potential to chemical energy
Question 7 Multiple Choice (Single Answer)

In a diesel engine, which of the following energies is converted into mechanical energy?

  1. Sound energy
  2. Nuclear energy
  3. Chemical energy
  4. Electrical energy
  5. Light energy
Question 8 Multiple Choice (Single Answer)

The energy possessed by a moving body is called

  1. muscular energy
  2. kinetic energy
  3. heat energy
  4. potential energy
  5. light energy
Question 9 Multiple Choice (Single Answer)

Which of the following is not a fossil fuel?

  1. Kerosene
  2. Wood
  3. Coal
  4. Bio gas
  5. Natural gas
Question 10 Multiple Choice (Single Answer)

Which energy is produced by the vibrations of bodies?

  1. Wind
  2. Sound
  3. Electrical
  4. Light
  5. Heat
Question 11 Multiple Choice (Single Answer)

Which type of energy conversion takes place in a hydroelectric power plant?

  1. Chemical energy into electrical energy
  2. Chemical energy into mechanical energy
  3. Mechanical energy into electrical energy
  4. Electrical energy into mechanical energy
  5. Light energy into electrical energy
Question 12 Multiple Choice (Single Answer)

Which of the following statements is not true about the solar and wind energy?

  1. Both are the mechanical forms of energy.
  2. Both forms of energy can be classified as energy in action.
  3. Both types of energy sources cause no pollution.
  4. Both are the forms of renewable energy.
  5. Both types of energy can be converted into electrical energy.
Question 13 Multiple Choice (Single Answer)

Which of the following has the highest potential energy?

  1. 10 kg stone at a height at 20 m
  2. 50 kg stone at a height at 2 m
  3. 40 kg stone at a height of 5 m
  4. 30 kg stone at a height of 7 m
  5. 20 kg stone at a height of 8 m
Question 14 Multiple Choice (Single Answer)

Which of the following energies is not a form of stored energy?

  1. Chemical energy
  2. Muscular energy
  3. Magnetic energy
  4. Nuclear energy
  5. Electrical energy
Question 15 Multiple Choice (Single Answer)

A plant usually stores its carbohydrates in its fruits. This process shows the conversion of ___________.

  1. kinetic energy to potential energy
  2. mechanical energy to chemical energy
  3. solar energy to chemical energy
  4. chemical energy to mechanical energy
  5. chemical energy to solar energy
Question 16 Multiple Choice (Single Answer)

A chemical, when burned, produces energy if

  1. the energy absorbed by reactants is more than the energy released by products
  2. the energy absorbed by reactants is less than the energy released by products
  3. the energy released by products is equal to energy absorbed by reactants
  4. it reacts with carbon dioxide
  5. none of these
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