Thermodynamics

Radiocarbon is produced in the atmosphere as a result of Radiocarbon is produced in the atmosphere as a result of

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Collision between fast neutrons and nitrogen nuclei present in the atmosphere.
Action of ultraviolet light from the sun on atmospheric oxygen.

103 is formed by? 103 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to: Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to:

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The heating effect of current alone The heating effect of current alone
Hysteresis loss alone Hysteresis loss alone

104 is formed by? 104 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Which state Hyderabad belongs to Which state Hyderabad belongs to

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Which state Hyderabad belongs to Which state Hyderabad belongs to

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105 is formed by? 105 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

The absorption of ink by blotting paper involves: The absorption of ink by blotting paper involves:

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Viscosity of ink Viscosity of ink
Capillary action phenomenon Capillary action phenomenon

106 is formed by? 106 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Which state Hyderabad belongs to Which state Hyderabad belongs to

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100 is formed by? 100 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Nuclear sizes are expressed in a unit named Nuclear sizes are expressed in a unit named

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Fermi Fermi
Angstrom Angstrom

Siphon will fail to work if: Siphon will fail to work if:

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The densities of the liquid in the two vessels are equal.
The level of the liquid in the two vessels are at the same height.

It is easier to roll a stone up a sloping road than to lift it vertical upwards because It is easier to roll a stone up a sloping road than to lift it vertical upwards because

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Work done in rolling is more than in lifting.
Work done in lifting the stone is equal to rolling it.

102 is formed by? 102 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Which state Hyderabad belongs to Which state Hyderabad belongs to

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Which of the following terms is not used in the field of physics? Which of the following terms is not used in the field of physics?

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Latent heat Latent heat
Stock value Stock value

101 is formed by? 101 is formed by?

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50+50 50+50
10x50 10x50
70+30 70+30
70+50 70+50

Which state Hyderabad belongs to Which state Hyderabad belongs to

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Which state Hyderabad belongs to Which state Hyderabad belongs to

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Thermodynamics : Question 1 of 20