Chapter wise Test for MCQs Physics – 9th Class

The study of properties of the ionic state of matter is called ___________

Volume measuring scale has a vertical scale in ________

(Select Correct Option)

• Milo-Liter

• cm³

• Both Mili-Liter & cm³

• None of these

Total length of the Vernier Scale is __________

An interval of 200 µs is equivalent to ________

_________can accurately measure up to one tenth of a millimeter.

10⁶ Stands for_______

Which one of the following is most suitable to measure the internal diameter of the test tube?

Meter rule can measure the length accurately up to________

Least count of Digital Stop watch is_________

Separation between division on the Vernier Scale of the Vernier Calipers is___________

A ball is thrown vertically upward. Its velocity at the highest point is ___________

1. -10ms^-2
2. Zero
3. 10ms^-2
4. None of these

(Which is Correct Option?)

If a body is falling under the gravity, then its gravitational acceleration will be_______

A straight line parallel to time-axis on a distance-time graph tells that the object is _________

The direction of motion of body and acceleration is in opposite direction then acceleration will be ________

The area under a speed time graph represents___________

Study of motion without discussing the cause of motion is called_____________

A train is moving at a speed of 36kmh-1. Its speed can be expressed in ms-1 as _________

1. 10ms^-1
2. 20ms^-1
3. 25ms^-1
4. 30ms^-1

(which is correct Option?)

If the velocity of the body is increasing, then its acceleration will be _________

When a body us falling freely under the gravity then in equation of motion “a” is replaced by___

The velocity and acceleration of a body moving with uniform sped in a circular path will be _____

Unit of weight is ________

Kgms^-1 = ____________

Walking on road is an example of ________ law of motion.

Mass of the body is measured by___________

A spider web remains intact due to____________

Quantity of matter in a body is called _______

Issac Newton described the laws of motion in his famous book______

1-N = _________

1. Kgms^-2
2. kgms^-1
3. kgm²s^-1
4. kg2ms^-2

(which is Correct Option ?)

Which of the following is the unit of momentum?

1. Nm
2. kgms^-2
3. Ns
4. Ns^-1

(Which Option is Correct ?)

Sliding friction is commonly converted into Rolling friction by the use of_________

The characteristic of a body due to which it tends to retain its state of rest or of uniform motion is known as______

If the rotation produced in anti-clock wise direction, then the torque is taken as______

A __________is always acting while opening or closing water tap, a lock, stopper of a bottle or jar.

In System International, the unit of torque is_________

1. N
2. Nm^-2
3. Nm^-1
4. Nm

Which Option is Correct ?

The Center of Gravity of Triangle is the_________

Second Condition of Equilibrium is represented by___________

Value of sin 30° is _________

The center of Gravity of Cylinder is the___________

The perpendicular distance between the line of action of force and center of rotation and denoted by ‘r’ is called_______

In Neutral equilibrium, the center of gravity ________ than the original position.

According to Right Hand Rule, if ___________ is along the curl of the fingers of the right hand then the thumb points in the direction of the torque.

The Torque produced in a body due to a Couple is equal to the product of one of the forces and the ____

As we go up the value of G becomes_________

Earth’s Gravitational force of attraction vanishes at_________

If the weight of an object on the surface of earth is W. Its weight on the surface of moon will be___________

Unit of Gravitational Field Strength is_____

The mass of Earth is approximately_________

1. 6.9 x 10²⁴ kg
2. 6.0 x 10^-24 kg
3. 6.0x 10²⁴ kg
4. 5500 x 10²⁴ kg

which one is Correct Answer ?

The Force which pulls the object towards the center of circle is known as ________force.

Radius of Earth is________

1. 6.4.x 10⁶ km
2. 6.4x10⁶m
3. 6x 10⁶m
4. 6 x 10⁶ km

which is the Correct Option ?

When an object is at a height equal to radius of Earth above the surface of the earth. What is the value of gn?

Height of the Geostationary Satellite above the surface of earth is_________

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

If the distance between two masses is half, then the Force of Gravitation becomes_______

How much power is used by a 40-kg athlete by climbing 10-M high ladder in 10-Sec_____

Increase in P.E is equal to________

Unit of Power is__________

Work done will be __________ if no force act on the body.

Which unit is equal to kgm²s^-2 in the units given below_________

Energy of the water stored in the Dam is________

Decrease in P.E is equal to____________

Unit of work is ___________

The kinetic energy of a body of mass 2kg is 25J. its speed is _____

Decrease in K.E is equal to___________

The energy stored in coal is ____________

In system international, the unit of stress is_________

The force that acts on unit area of an object and thus changes its shape or size_______

Witch Law talks about the floating and sinking of objects?

The Unit of Young’s modulus is___________

The Force exerted perpendicularly on unit area of an object is called___________

The Law about pressure on the object is presented by________

Submarine works on the principle of_________

In which of the following state, molecules do not leave their position?

Molecules of which state of matter have strongest attractive power?

According to Kinetic Molecular theory, gases exert pressure on the walls of the container due to their______

A solid object is__________

Linear expansion of a rod occurs on these number of dimension(s) ______________

Temperature of 30 °C in Fahrenheit is_____________

SI unit of Coefficient of linear & volume expansion is__________

The characteristic of unequal expansion of different metals is employed in a device known as______

What will be the value of β for a solid for which α has value of 2 x 10^-5 K^-1?

• 2 x 10^-5 K^-1
• 6 x 10^-5 K^-1
• 8 x 10^-15 K^-1
• 8 x 10^-5K^-1

which Option is Correct ?

Thermostat works on the principle of_________

Unit of latent heat is_________

Mercury is used as thermometric material because it has________

A large water reservoir keeps temperature of nearby land moderate due to____

Climate of regions near sea shore remains moderate due to_______

The SI unit of temperature is__________

Heat from sun reaches us by _________

In solids, heat is transferred by_______

Land breeze blows from____________

In gases, heat is mainly transferred by____________

Black surfaces are _________ emitter.

Room are heated using gas heater by_________

Transfer of heat by the actual movement of molecules____

Land and sea breezes are due to___________

Transmission of heat by waves without affecting medium on its way__________

What happens to the thermal conductivity of a wall if its thickness is doubled?