# RRB Group D GS Practice Set 33

RRB Group D General Science (GS) Practice Set 33 : Indian Railway Recruitment Board (RRB) has started the recruitment process for Group D posts. There is a provision to complete this exam in several stages. The first phase examination has been completed and the second phase examination has started from 26 August, which will be conducted till 08 September. In such a situation, the candidates who are going to appear in this examination. They should strengthen their preparation even more.

Through this article, 25 important questions and answers of General Science related to Group D exam have been included in front of you. Practice these questions before going to the exam and strengthen your preparation. RRB Group D General Science (GS) Practice Set 33

## RRB Group D General Science (GS) Practice Set 33

Question. If a body is projected vertically in an upward direction, what will be the velocity of the body at the highest point of motion? (g = acceleration due to gravity, h = height, t = time)

Question. Do halogens strike glass?

• fluorine
• Iodine
• bromine
• chlorine

Question. How much work is needed to increase the speed of a ball weighing 0.4 kg from 1 m/s to 3 m/s?

Question. An electric bulb of 200 W is used for 5 hours per day Calculate the energy consumed by the bulb in a week.

• 1 unit
• 0.1 units
• 7 units
• 0.7 units

Question. 1 bel is equal to how many decibels?

Question. Which one of the following has the highest speed of sound?

• in air at 0°C
• in air at 100°C
• water
• in wood

Question. Work done by gravity does not depend on which of the following?

• on the difference in change in the initial and final states of the object
• difference in the horizontal position of the object
• on the difference of the vertical heights of the initial and final states of the object
• the path on which the object is moving

Question. The term ‘Epicentre’ is related to—

• from earthquakes
• from cyclones
• from volcanoes
• from landslides

1. RRB Group D GS Practice Set 32
2. RRB Group D GS Practice Set 31
3. RRB Group D GS Practice Set 30

Question. Doppler effect is related to

• sound
• Psychology
• Population
• currency circulation

Question. Which has good resistance coils?

• Iron
• Sleep
• silver
• Manganin

Question. Element 92U235 The number of protons in

Question. The electronic configuration of an atom with atomic number ’20’ is-

• 2, 8, 10
• 2, 6, 8,4
• 2, 8, 8, 2
• 2, 10, 8

Question. How does atomic size vary in the modern periodic table?

• The size of atoms increases from left to right in a period. But the group decreases from top to bottom.
• The size of atoms decreases from left to right in a period but increases from top to bottom in a group.
• The size of the atoms decreases from left to right in a period and from top to bottom in a group.
• The size of the atoms increases from left to right in a period and from top to bottom in a group.

Question. The power of a lens is 2.5D. What will be the focal length of that lens?

Question. Myrmecology is the study of what?

• insect
• Ants
• crustacean
• arthropods

Question. A convex mirror of focal length f (in air) is immersed in a liquid (u = 4/3). What will be the focal length of the mirror in the liquid?

Question. Which of the following is the least electronegative basic element?

• Ag and Au
• Pt
• Cs
• Al and Li

Question. What is the shape of red blood?

• round shape
• irregular
• convex
• none of these

Question. What kind of work needs to be done to increase the speed of a ball weighing 1 kg from 2m/s to 4m/s?

Question. How many nutrients do green plants need in total?

Question. What is the development of lichens on rocky layers called?

• torticolus
• lignicolus
• corticolus
• saxicolus

Question. In diamond, four carbon atoms are attached to each other.

• tetrahedral
• configuration
• linear
• planar

Question. A computer program that converts source code into object code is called

• Processor
• Compiler
• Interpreter
• Editor

Question. In which ionic bond is formed?

Question. Which of the following is the best conductor of electricity?

• ebonite
• cotton wool
• wood
• Paper

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

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