Specific Heat Capacity of a Given (i) Solid and (ii) Liquid by Method of Mixtures NEET Questions

Physics - Experimental Skills

Specific Heat Capacity of a Given (i) Solid and (ii) Liquid by Method of Mixtures MCQ Questions


7.
The Zeroth Law of Thermodynamics states that:
A.
Heat flows from hot to cold
B.
Energy is conserved
C.
If body A is in thermal equilibrium with B, and B with C, then A is also in thermal equilibrium with C
D.
Entropy always increases
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ANSWER :
C. If body A is in thermal equilibrium with B, and B with C, then A is also in thermal equilibrium with C
8.
Specific heat capacity (s or c) is defined as:
A.
Total heat in a body
B.
Heat divided by volume
C.
The amount of heat required to raise the temperature of unit mass of a substance by 1°C (or 1 K)
D.
Heat per unit volume
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ANSWER :
C. The amount of heat required to raise the temperature of unit mass of a substance by 1°C (or 1 K)
9.
The SI unit of specific heat capacity is:
A.
J/(kg·K) or J·kg⁻¹·K⁻¹
B.
J·kg/K
C.
J/K
D.
kg/(J·K)
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ANSWER :
A. J/(kg·K) or J·kg⁻¹·K⁻¹
10.
The CGS unit of specific heat capacity is:
A.
g/cal
B.
°C/g
C.
cal/(g·°C)
D.
cal
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ANSWER :
C. cal/(g·°C)
11.
The dimensional formula of specific heat capacity is:
A.
[MLT⁻¹]
B.
[MLT⁻²]
C.
[ML²T⁻²]
D.
[L²T⁻²K⁻¹] (or [M⁰L²T⁻²K⁻¹])
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ANSWER :
D. [L²T⁻²K⁻¹] (or [M⁰L²T⁻²K⁻¹])
12.
Specific heat capacity of water is approximately:
A.
10000 J/(kg·K)
B.
4.18 J/(kg·K)
C.
418 J/(kg·K)
D.
4180 J/(kg·K) or 1 cal/(g·°C)
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ANSWER :
D. 4180 J/(kg·K) or 1 cal/(g·°C)