Speed Velocity and Acceleration Notes Questions with Answers PDF Download – Test 43

MCQ 211: The change in velocity in the opposite direction as the velocity is called:

1. constant acceleration
2. zero acceleration
3. negative acceleration
4. positive acceleration

MCQ 212: The force exerted on an object of certain mass m due to gravity is:

1. F = m+a
2. F = m-a
3. F = m/a
4. F = ma

MCQ 213: The incident ray, reflected ray and the normal to the reflecting surface all lie on the same plane, as per:

1. first law of refraction
2. first law of reflection
3. second law of reflection
4. second law of refraction

MCQ 214: If Q is the thermal energy absorbed or released, δθ is the change in temperature, m is the mass of the substance, C is the heat capacity then the specific heat capacity is expressed as:

1. c = 1/m(Q/δθ)
2. c = 1/m(Q+δθ)
3. c = 1/m(δθ/Q)
4. c = 1×m(Q/δθ)

MCQ 215: The heating coil of the electric kettle is always placed at the kettle's:

1. top
2. right side
3. left side
4. bottom