Free Physics02 Practice Test - IAS
Question 1
Which of the following waves can propagate in a vacuum?
1.Radio waves
2.Light waves
3.X-rays
4.Ultrasonic waves
Select the correct answer using the codes given below
SOLUTION
Solution : C
Option:(c)
Question 2
When two mercury drops are brought into contact, they merge to form a bigger drop because liquids have a tendency to possess
SOLUTION
Solution : C
Option:(c)
Question 3
Raindrops are spherical due to
SOLUTION
Solution : B
Option: (b)
Question 4
A stone is thrown into a deep lake. As it sinks deeper and deeper into the water, the upthrust acting on it
SOLUTION
Solution : D
Option:(d)
Question 5
The atmosphere exerts enormous pressure on us. But we do not feel it because
SOLUTION
Solution : D
Option:(d)
Question 6
Inside an aeroplane, flying at a high altitude
SOLUTION
Solution : B
Option: (b)
Question 7
Which of the following statements is/are true?
I) Sound is a form of energy
II) Sound stops when vibration of an object stops
III) Sound is a transverse wave
IV) Sound travels better in a heavy gas than in a light gas
SOLUTION
Solution : C
Option: (c)
Question 8
The quality of a sound depends upon the
I) size of the vibrating body
II) material of the vibrating body
III)overtones produced
IV) shape of the vibrating body
SOLUTION
Solution : B
Option: (b)
Question 9
Consider the following statements
1.Atom bomb is based upon the principle of uncontrolled nuclear fusion
2.Hydrogen bomb is based upon the principle of uncontrolled nuclear fission
3.Nuclear reactor is based upon the principle of controlled nuclear fission
Which of the statements given above is/are correct?
SOLUTION
Solution : A
Option: (a)
Question 10
Cyclotron is a device which
SOLUTION
Solution : B
Option: (b)