Question # 1

The force and torque are analogous to

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Velocity

Mass and weight

Moment of Inertia

Each other

The dimensions of work are

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MLT^-1

MLT^-2

ML²T^-2

ML^-1T^-1

The subtraction of a vector is equivalent to the addition with

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Same direction

Perpendicular direction

Reversed direction

All of these

The final image formed by a simple microscope.

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Virtual and inverted

Real and erected

Virtual and erected

Real and inverted

A paratooper moves downward with

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Zero acceleration

Constant acceleration

Positive acceleration

Negative acceleration

The frictional effect between the different layers of fluid is called

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Terminal velocity

Stock's law

Viscosity

Surface tension

Carnot cycle consists of.

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Two steps

Three steps

Four steps

Five steps

The trajectory of a projectile is.

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Circle

Parabola

Hyperbola

Straight line

73.650 rounded off upto one decimal is

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73.6

74.00

73.7

73.65

The orbital angular momentum is associated with the motion of a body along

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Straight path

Circular path

Curved path

Along any path

the work done in isochoric process is.

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Constant

Variable

Zero

Depend upon condition

The efficiency of heat engine whose sink is at 17 ^oC and source at 200 ^oC is.

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38%

63%

80%

90%

System Intenational was established in

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1967

1960

1971

1940

Angular displacement is

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Scalar quantity

Vector quantity

Basic quantity

None of these

The magnifying power of a convex lens of focal lendth 10 cm is

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7

9.6

11

3.5

The formula for the power is

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P= W/d

P=W/v

P=W/t

P=Wt

The distance between two consecutive wave front is equal to

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One wave length

Two wave length

Half wave length

Three wave length

If 'N' is number of lines rule don the grating having length 'L' then grating element 'd' is given by.

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N/L

2N/L

L/N

N/2L

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