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Railways Science Quiz Challenge: Score 19/25

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Question 1

The upper-frequency limit(hearing range) in humans, Bat, Dog and Cat respectively

Question 2

What is doubled when the velocity or speed of any object is doubled?

Question 3

Gamma rays  are used in _______.

Question 4

Which equation provides a mathematical model for electric, optical and radio technologies?

Question 5

Which of the following mixtures of hydrocarbons is used to make Liquid Petroleum Gas?

Question 6

What is the wavelength of violet Color ?

Question 7

What is the sound’s speed in dry air at 00 Temperature

Question 8

What is the Virtual weight of floated object ?

Question 9

What is scattering of light ?

Question 10

The shape of the outer part of the ear is like a __________.

Question 11

Which is the correct statement of Kinetic Energy?
i. It is the energy possessed by a body by virtue of its motion.
ii. It is the energy possessed by a body by virtue of its position.
iii. When momentum is doubled by doubling the velocity, kinetic energy becomes four times.
iv. When a body is falling downwards, then its potential energy goes on changing to kinetic energy.

Question 12

During the motion of a projectile fired from the earth surface, _________

Question 13

Penetrating power of which of following particles is minimum?

Question 14

Which part of body the most of the iron is located?

Question 15

The disruption of intermolecular bonds that occur when a surface is created, due to
A) Surface Free energy
B)Interfacial free energy
C) Thermal energy
D) Kinetic Energy

Question 16

The cars of a roller coaster when at the bottom of the path, reach at their _______.

Question 17

Alcohol is used, when there is need to measure the temperature below?

Question 18

Small insects such as the water strider can walk on water because their weight is not enough to penetrate the surface. It is because of _________.

Question 19

Galena is a mineral of______.

Question 20

What is the molecular formula of the gas which was released during Bhopal Gas Tragedy?

Question 21

Lion Capital of Ashoka is located in which state of India?

Question 22

Bleaching powder is used in drinking water as a / an 

Question 23

There are approximately ________ muscles in human body.

Question 24

According to Kepler, the path of planets revolving around the sun is _________ .

Question 25

Electron microscope was invented by
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