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