Question # 1

The orbital speed of a low orbit satellite is:

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Zero

8 ms^-1

800 ms^-1

8000 ms^-1

The force with which Earth attracts the object towards its center is known as

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Force

Weight

Mass

Gravity

The S.I unit of power is :

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j/s2

J

W

J/M2

Water is _________ conductor:

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Best

Bad

Good

Poor

hp stands for :

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1w

Horse power

Joule

All are true

Water freezes at:

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0° F

32°F

-273 K

0 K

The eleventh general conference was held in Paris in.

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1959

1961

1660

1960

Einstein's mass-energy equation is

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E = mc

E = mc2

E = 2mc

E = m2c

Pressure is quantity:

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Scalar

Vector

Constnat

Dependent

Meniscus of which liquid curves upward.

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Water

Honey

Mercury

Milk

The S.I unit of work is :

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J

N

Kg

m

Solar cell is are also known as:

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Electric cell

Photo Cell

Sun cells

Nuclear cells

_____________ is centre from which its mass is equally distributed:

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Cebtre of mass

Centre of gravity

All of above

None

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