# RRB Group D GS Practice Set 48

RRB Group D General Science Practice Set 48 : RRB Group D exam has started from 19th August, in which the first and second stage examination has been completed, now the third stage exam has started, which will run from 8th September to 19th September. So the candidates who have to appear in the next shift examinations should speed up their preparation.

In such a situation, 25 important questions and answers of General Science related to Group D exam have been included in front of you through this article. Make sure to practice these questions before going to the exam. RRB Group D General Science Practice Set 48

## RRB Group D General Science Practice Set 48

Question. By what name was India’s famous Mars mission called?

• Bro
• sis
• MOM

Question. Who is known for the communication revolution in India?

• Prannoy Roy
• Sam Pitroda
• Craig Wanington
• Pranab Mukherjee

Question. Which of the following law(s) is/are true?
I. Density : The mass contained per unit volume of a substance is called density.
II. Kinetic Energy: It is the type of energy present in the object when it is under motion because the particles of that object/matter are in constant motion so the matter has kinetic energy.

• only I is true
• Only II is true.
• Both I and II are true
• Both I and II are false.

Question. Gravitational acceleration does not depend on ‘g……’.

• mass of the falling object m
• Gravitational constant G
• Earth’s mass M
• Earth’s radius R

Question. What is the splitting of light into different colors called?

• Separation
• keel over
• dissemination
• reflection

Question. Which of the following retransmits more sunlight than the other three?

• sand desert
• fresh snow cover
• plain land

Question. Which of the following would not be applicable for liquids if there was no force of attraction?

• viscosity
• surface tension
• pressure
• upper pressure

Question. What is the direction of torque?

• perpendicular to the direction of force
• same as the direction of force applied
• opposite to the direction of the force applied
• parallel to the radius

Question. Pyrolusite is an ore or mineral of which of the following?

• Mercury
• manganese
• molybdenum

Question. The atomic number of Lanthanum is:

Question. The rate of transfer of energy per unit area of ​​a wave perpendicular to the direction of travel of that wave is called.

• diffraction
• Interference
• purification
• intensity

Question. Which of the following is not an electromagnetic wave?

• X-ray
• infrared-ray
• anode-ray
• microwave

1. RRB Group D GS Practice Set 47
2. RRB Group D GS Practice Set 46
3. RRB Group D GS Practice Set 45

Question. Which of the following option is not true about RBC?

• Function – Transport of oxygen and carbon dioxide
• Shape – Amoeba shaped or circular shaped
• RBC can be counted by an instrument called a hemocytometer
• Length 5.5 um

Question. Radioactive elements are called ………. has been placed in.

• actinide
• lanthanide
• period 6
• period 7

Question. An object of mass 15 kg takes 7 ms-3 is moving with a uniform velocity of . What is the kinetic energy of that object?

• 180.5 J
• 367.5ms
• 367.5 J
• 17.5 J

Question. An object of mass 15 kg-1 is moving with a uniform velocity of . How much kinetic energy has that object held?

Question. The vertebrates (Vetibrates) come under the ……… species.

• arthropoda
• annelida
• cnideria
• chordata

Question. in average 235U92 How many neutrons are emitted in one fission?

Question. The codon that starts protein synthesis is-

Question. Four resistors of 100 are connected in parallel and this combination is connected to a 100 V supply voltage, find the power dissipation in each resistor.

Question. Where is Lanolin wax obtained?

• from the stomach glands of animals
• from petroleum
• dermal gland of animals
• from palmitic acid

Question. What is the study of cells called?

• cytology
• physiology
• cellology
• nucleology

Question. Krishna revolution in India is related to the manufacture of which product?

• charcoal
• crude petroleum
• black gram
• Diamond

Question. The study of friction and lubricants is-

• cryogenics
• selenology
• Horology
• tribology

Question. Which part of the tooth is covered with enamel?

• dental spire
• dental position
• Root
• All of the above

What would be the correct answer to this question? Do give us your answer in the comment section.

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