Question # 1

Almost all the raw energy is librated from

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Heat

Earth

Light

All of these

The K.E. of bullet of mass 500 gm moving at a speed of 200 ms-1

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250 J

125 J

2500 J

10,000 J

If the wave motion is 0.01 sec and wave speed is 100 ms-1 then frequency of wave is.

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0.5 Hz

1 Hz

10 Hz

100 Hz

When the car moves with an increasing acceleration then its velocity time graph is always

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Constant

Variable

A straight line

A curve

If a vector of magnitude 10 N along y-axis then its component along x-axis is

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0 N

5 N

8.66 N

10 N

Which remains constant in an adiabatic process.

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Volume

Pressure

entropy

temperature

Newton's laws of motion were published in

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1587

1687

1787

1887

For a rocket , the change in momentum per second of the ejecting gases is equal.

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Acceleration of the rocket

Momentum of rocket

Velocity of rocket

Thrust acting on rocket

The word Fluid means

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To rise

To fall

To flow

To oppose

The final image formed by a simple microscope.

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Virtual and inverted

Real and erected

Virtual and erected

Real and inverted

The ballistic missiles are used only for

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Long range

Short range

Medium range

Constant range

A layer over the central core of the jacke is called.

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Jacket

Plastic

Cladding

Rubber

The SI unit of flow rate are

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m-sec^-2

m³-sec^-1

m³-sec^-2

m-sec^-3

INTELSAT VI satellite operates at microwave frequencies of.

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2,4,6,10 GHz

4,6,11 and 14 MHz

4,6,11 and 14 GHz

2,4,6 AND 14 GHz

The mass of a body is quantitative measure of its

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Motion

Inertia

Weight

All of these

Longitudinal waves do not exhibit

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Reflection

Refraction

Polarization

Diffraction

Entropy of measure of.

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Internal energy of system

Order of system

Disorder of system

Potential energy of system

Time period of simple pendulum depends upon

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Mass of pendulum

Weight of pendulum

Length of pendulum

Shape of pendulum

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