Question # 1

When horse pulls a cart, the action is on the?

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Cart

Earth

Horse

Earth and Cart

Which of the following is the unit of momentum?

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Nm

Kg ms^-2

Ns

Ns^-1

Room are heated using gas heaters by:

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Conduction only

Convection and radiation

Radiation only

Convection only

The formula of pressur is:

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Fx a

A/F

F/A

None of these

The value of g on moon's surface is 1.6 ms-2. What will be the weight of a 100 kg body on the surface of the moon?

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100 N

160 N

1000 N

1600 N

The altitude of geostationary orbits in which communication satellites are launched above the surface of the Earth.

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850 km

1000 km

6400 km

42,300 km

Work is zero when "F" and "S" will be:

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Parallel

Perpendicular

Anti parallel

Tangent

Conduction on heat occur at ________ rate in materials

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Different

Same

Both A and B

None

Einstein mass energy equation is:

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E = mc

E = m2 c

E = mc2

E2 = mc

Unit of density is:

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Kg/m3

kg/m2

kg/m

kg

The study of motion without reference to mass and force.

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Mechanics

Dynamics

Kinematics

None of these

Newton per meter square is a unit of:

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Pressure

Stress

Both A and B

Force

The right angle triangle length of bas is 4 cm and its hypotenuse is 5 cm, then length of perpendicular is:

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1 cm

3 cm

9 cm

20 cm

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