Question 1 of 25
Hints left: 3
Q1
The temperature at which a gas turns into a liquid is called?
Q2
The force that opposes the relative motion between two surfaces in contact is called?
Q3
Which of the following is an example of a vector quantity?
Q4
Which law of motion is also known as the law of inertia?
Q5
The energy possessed by a body due to its motion is called:
Q6
The frequency of a wave is related to its?
Q7
What is the primary source of energy in nuclear reactors?
Q8
The electric current that flows in one direction only is called?
Q9
Which type of electromagnetic radiation has the shortest wavelength?
Q10
The force exerted by a fluid in an upward direction is called?
Q11
Which nuclear reaction powers atomic bombs?
Q12
The amount of heat needed to raise the temperature of one kilogram of a substance by one degree Celsius is called?
Q13
The property of light where it bends when passing from one medium to another is known as?
Q14
Which of the following is a non-contact force?
Q15
What is the bending of waves around obstacles called?
Q16
The pitch of a sound is determined by which factor?
Q17
The work done is zero when?
Q18
Which physical quantity is conserved in an elastic collision?
Q19
What is the term for the distance between two successive crests of a wave?
Q20
Which of the following is NOT a fundamental force of nature?
Q21
What is the SI unit of temperature?
Q22
The frequency of a sound wave determines its:
Q23
What is the frequency range of audible sound for humans?
Q24
In which device is the photoelectric effect used?
Q25
The rate at which work is done or energy is transferred is known as?