RRB Group D Exam 2022 Physics And Chemistry Practice Set 36: Must read these questions before appearing for Group D exam

RRB Group D Exam 2022 Physics And Chemistry Practice Set 36 : by Railway Recruitment Board RRB Group D The date of examination has been announced for RRB Group D exam will start from next month i.e. 23rd February 2022. Therefore, now all the competitive students who are preparing for Railway Group D, now they should intensify their preparation even more.

In such a situation, today through this article, we have brought a collection with answers to some important questions of physics and chemistry asked by the Railways in the previous examinations. Therefore, before going to the competitive examination, students should see these questions thoroughly and understand it.

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RRB Group D Exam 2022 Physics And Chemistry Practice Set 36

Question. The unit of measurement of stress in the SI system is

Question. An electron has a negative charge.

1.6×10 -8 C
1.6×10 -6 C
1.6× 10 -9
1.6× 10 -19 C

Question. SI of electric current What is a unit?

• ampere
• watt
• Kulam
• Om

Question. Neutrons are present in all atoms except ………….

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• Carbon
• Hydrogen
• nitrogen
• oxygen

Question. match the following

• Magnetic flux density  A Tesla
• Self inductance B Weber
• Magnetic flux C Henry
• 1-B,2-C,3-A
• 1-C,2-A,3-B
• 1-A,2-C,3-B
• 1-A,2-B,3-C

Question. Which of the following does not have a unit?

• relative density
• Density
• displacement
• pressure

Question. Which of the following is not a scalar quantity.

• volume
• Force
• Mass
• Length

Question. Subatomic particles which have opposite properties from normal subatomic particles are known as?

• Positron
• antiparticle
• photon
• neutrinos

Question. The gravitational potential energy of an object at a point above the ground is defined in ………. as the work done in

• lifting it from the ground against gravity at that point
• applying gravitational force on it
• center it
• to put it on the ground against gravity

Question. Who invented the word atom?

• dalton
• Levazier
• granule
• democritus

Question. An object of 1kg is raised to a height of 10m. The work done by the force of gravity will be…. (Let’s say g = 9.8m/s2.)

Question. Mixture can occur in nature.

• homogeneous
• heterogeneous
• homogeneous and heterogeneous
• Pure substance

Question. A porter lifts 20 kg from the ground. picks up his luggage and keeps it on his head 2 meters from the ground. Calculate the work done by him on the goods. (g = 10ms 2 )

Question. Which of the following particles have a positive charge?

• neutron
• electron
• proton
• Thank you

Question. What is the amount of work done when an object is moved by the IN force at a distance of 1 meter in the direction of the force?

Question. ……..a pure substance is-

• sugar paste
• Milk
• methane
• Wind

Question. The work done by a passenger standing on a platform by lifting a suitcase weighing 10 kg is

Question. Which of the following statement(s) is/are true?

A. Persistence : According to the type of matter, the shape changes depending on the location of the particles. For example, solids have a definite shape, while liquids acquire the shape of their vessel, and, seen, gases have a definite shape.
Does not happen.
B. Compressibility : It is the property of substances due to which their volume decreases at high pressure. This property is found in gases.

• only A is true
• Both A and B are true
• Only B is true.
• Both A and B are false.

Question. In the force equation, F is equal to.

Question. What is the definition of mass?

• The mass of an object is directionless. Hence it is a scalar quantity.
• Mass can be determined on the basis of chemical equilibrium.
• The mass of an object remains constant at any place and is not affected by changes in altitude.
• The amount of matter in an object is called the mass of that object.

Question. If ammonia : gas, then camphor : ?

• gas
• Solid
• semi-solid
• liquid

Question. What is the mass of a substance per unit volume called?

• Mass
• Density
• matter
• energy

Question. If the mass of an object is 200N, find its mass. (g = 10ms 2 )

Question. Which of the following statement is wrong?

• Particles of matter are in a stationary state.
• The particles of matter are very small.
• Particles of matter attract each other.
• There are spaces between the particles of matter.