Question 1 of 25
Hints left: 3
Q1
Which law of motion states that for every action, there is an equal and opposite reaction?
Q2
The total momentum of an isolated system remains constant according to which law?
Q3
Which material is commonly used to make the filament of light bulbs?
Q4
Which law of motion is also known as the law of inertia?
Q5
The energy required to raise the temperature of a substance by one degree Celsius is called?
Q6
Which type of mirror is used in car rear-view mirrors?
Q7
Which of the following is a property of longitudinal waves?
Q8
The first law of thermodynamics is a version of the law of conservation of:
Q9
What is the SI unit of work?
Q10
The rate of change of displacement with respect to time is called?
Q11
The bending of light as it passes through a prism is called?
Q12
What is the study of sound waves called?
Q13
The force required to change the velocity of an object is called?
Q14
What is the main factor that determines the pitch of a sound?
Q15
The property of light where it bends when passing from one medium to another is known as?
Q16
What is the primary difference between AC and DC currents?
Q17
Which type of wave requires a medium to travel?
Q18
The energy stored in a stretched or compressed spring is called?
Q19
The phenomenon of light bending around corners or edges of objects is called?
Q20
What is the speed of sound in air at room temperature (20°C)?
Q21
In the photoelectric effect, what is emitted from a metal surface when light shines on it?
Q22
The frequency of a wave is related to its?
Q23
What is the term for the distance between two successive crests of a wave?
Q24
Which principle explains the buoyant force experienced by objects in a fluid?
Q25
The unit of electric power is?