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"The SI unit of thermal energy is" Multiple Choice Questions (MCQ) on heat capacity with choices joule, watt, farad, and newton for free career quiz. Practice heat capacity quiz questions for merit scholarship test and certificate programs for college entrance test.

MCQ: The SI unit of thermal energy is

1. Joule
2. watt
4. newton

A

MCQ: (Mass × specific heat capacity × temperature change) is equal to

1. kinetic energy transferred
2. potential energy transferred
3. thermal energy transferred
4. heat capacity transferred

A

MCQ: 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)

B

MCQ: If an electric heating coil supplies 60 W of power to a block of metal having mass of 0.5 kg and then raises the temperature of the block from 30 °C to 60 °C in 50 s. What is the specific heat capacity of the metal?

1. 20 J Kg-1 -1
2. 200 J Kg-1 -1
3. 300 J Kg-1 -1
4. 500 J Kg-1 -1

B

MCQ: The specific heat capacity of water is

1. 2400 J Kg-1 K -1
2. 400 J Kg-1 K -1
3. 3900 J Kg-1 K -1
4. 4200 J Kg-1 K -1

D