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Physics

Physics
The minimum number of forces to keep a particle in equilibrium is

2
4
3
1

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Physics
A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).

40
20
80
10

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Physics
One bar is equal to

105 Pa
104 Pa
106 Pa
103 Pa

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Physics
________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.

First law of thermodynamics
Faraday's Law
Hooke's Law
The coulomb's law

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Physics
An electric fuse is based on

The heating effect of the current
The chemical effect of the current
All of these
The magnetic effect of the current

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Physics
Which of the following causes adiabatic temperature changes in atmosphere?

Deflection and advection
Latent heat of condensation
Expansion and compression of the air
Partial absorption of solar radiation by the atmosphere

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