If the earth stops moving around its polar axis then what will be effect on body placed at south axis?   1.  Remain same 2.  Increase 3.  Decrease but now zero 4.  Decrease zero

Subtopic:  Acceleration due to Gravity |
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In air, the value of the total electric flux emitted from unit positive charge is

1.  ε0

Subtopic:  Gauss's Law |
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A rod AB is 1 m long. The temperature of its one end A is maintained at 100 °C and other end B at 10 °C, the temperature at a distance of 60 cm from point B is
1.  64 °C
2.  36 °C
3.  46 °C
4.  72 °C

Subtopic:  Conduction |
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In designing, a beam for its use to support a lead. The depression at centre is proportional to (where, Yis Young’s modulus)

1.  Y2

Subtopic:  Elasticity |
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A balloon is filled at 27 °C and 1 atm pressure by 500 m3. He, At -3 °C and 0.5 atm pressure, the volume of He will be

1.  700 m3

Subtopic:  Ideal Gas Equation |
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The particle of mass 50 kg is at rest. The work done to accelerates it by 20 m/s in 10 s is

1.  103 J

Subtopic:  Concept of Work |
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The moment of inertia of a circular loop of radius R, at a distance of R/2 around a rotating axis parallel to horizontal diameter of loop is

1.  MR2

Subtopic:  Moment of Inertia |
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The ratio of radius of two bubbles is 2: 1. What is the ratio excess pressure inside them?

1.  1: 2

Subtopic:  Surface Tension |
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In the capacitor of capacitance C, charge Q and energy W is stored. If charge is increases upto 2Q, the energy stored will be

1.

Subtopic:  Energy stored in Capacitor |
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The unit of thermal conductivity is

1.  Wm-1K-1

Subtopic:  Conduction |