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Physics

Physics
Which of the following produces more severe burns ?

Boiling water
Melting iceberg
Hot water
Steam

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Physics
The cause for the Tsunami, as deduced by the seismologists, is

Gravitational pull of the moon
Deformation of sea floor and vertical displacement of water
Sudden change in the monsoon wind
Low pressure trough in the ocean

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Physics
The Solar energy produced by

Fission reaction
Fusion reaction
Combustion reaction
None

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Physics
The speed of light in air is

3 × 108 m/s
Infinity
3 × 10–8 m/s
8 × 103 m/s

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Physics
The modulus of rigidity is the ratio of

Longitudinal stress to longitudinal strain
Volume stress to volume strain
Shearing stress to shearing strain
Tensile stress to tensile strain

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Physics
In radio-communication, the signals emitted by transmitting antenna are reflected on

Ionosphere
Troposphere
Ozonosphere
Stratosphere

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MORE MCQ ON Physics

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