Question # 1

If the are of a circle equals its radius, then the angle subtended at the center will be

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1 degree

One rotation

One radian

Half rotation

Frequency range of hearing of cats is.

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20-20000 Hz

10- 10000 Hz

60-20000 Hz

60-70000 Hz

The state of human blood flow can be found by using.

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Newton's formula of speed of sound

Interference of sound

Phenomena of beats

Doppler's effect of sound

The terminal velocity of a droplet falling down under gravity is directly proportional to the square of

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Its density

Its radius

Its viscosity

Its elasticity

The minimum number of correctly positioned communication satellites to cover whole populated earth is.

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2

3

100

200

The difference between tow molar capacities is equal to.

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Plank's constant

General gas equation

Molar gas constant

Boltzmann constant

Horizontal range is maximum when the angle of projectile is.

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0 o

30 o

45 o

60 o

Newton's laws of motion were published in

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1587

1687

1787

1887

Blood has density equal to that of

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Mercury

Sodium

Honey

Water

Which one is a conservative force

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Elastic spring force

Air resistance

Frictional force

Tension in the spring

The mass of an object is quantitative measure 0 its

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Momentum

Acceleration

Inertia

Energy

The SI unit of product of pressure and volume is.

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_Watt

Joule

Pascal

Newton

The lower reading of blood pressure is called.

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Systolic pressure

Diastolic pressure

Normal pressure

Non normal pressure

Intensity of light depend on

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Wave length

Amplitude

Velocity

Frequency

The force and torque are analogous to

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Velocity

Mass and weight

Moment of Inertia

Each other

According to Newton's formula, the speed of sound in air at STP is

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332 ,ms-1

340 ms-1

350 ms-1

280 ms-1

An immediate source of energy for our body is:

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mango

Glucose

mushroom

meat

Which of the following is mechanical wave

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Heat

Light

Sound

None of these

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Physics Fsc Part 1 Online Test MCQs With Answers

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