Q. A girl accidently dropped a ring into a pool at night. She shone a powerful torch light to locate the ring. The refractive index of water is 1.33, what is the pool's depth?

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Q. The refractive index is the ration between the speed of light in air or vacuum and

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Q. The unit for the heat capacity is

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Q. The symbol for heat capacity is

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Q. The amount of thermal energy required to raise the temperature of 1 Kg of a substance by 1 K or 1 °C is known as

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Q. To raise its temperature by 10 °C, 10 g of aluminum needs thermal energy of

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Q. 100 g of water requires 13800 J of thermal energy to raise it from 20 °C TO 40°C. What is the heat capacity of 100 g of water?

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Q. To raise its temperature by 10 °C, 10 g of copper needs thermal energy of

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Q. 101 g of water requires 13800 J of thermal energy to raise it from 20 °C TO 40°C. What is the heat capacity of 1000 g of water?

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Q. If Q is the thermal energy absorbed in J, δθ is the change in temperature in K or °C, the heat capacity is expressed as

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Q. Besides the mass of the object, het capacity depends on the

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Q. The component of internal energy due to vibration of the particles is known as

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Q. If the temperature of the substance rises, it is due to the increase in the

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Q. The component of internal energy due to stretching and compressing of the interatomic bonds is known as

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Q. Internal energy comprises of

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Q. The kinetic component is directly related to

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Q. 1000 g of water has ten times the heat capacity of

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Q. The amount of thermal energy required to raise the temperature of a body by 1 K is known as

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Q. Thermal energy supplied to the water leads to gain in the

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Q. In metals, a much faster mechanism of thermal energy transfer is called

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