Physics Questions and Answers
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
If you want to learn more about the nature and properties of matter and energy or you're simply preparing for a Physics exam, these Physics past questions and answers are ideal for you.
The area under the curve of a velocity time graph represents
acceleration
distance covered
instantaneous speed
time taken
work done
Correct answer is B
No explanation has been provided for this answer.
The mode of transference of heat which does not require any material medium is
conduction
convection
evaporation
radiation
transmission
Correct answer is D
Radiation is the emission or transmission of energy in the form of waves or particles through space or through a material medium.
Which of the following scientists postulated that moving particles exhibit wave properties?
Ernest Rutherford
Erwin Schroedinger
Frank Hertz
Louis de Broglie
Werner Heisenberg.
Correct answer is D
No explanation has been provided for this answer.
The space surrounding a magnet in which the magnetic force is exerted is
magnetic field
magnetic flux
magnetic point
magnetic pole
magnetic strength
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about the concept of solid friction is NOT true?
It always acts in the direction of motion
It causes wear and tear in car tyres
It depends on the nature of the surfaces in contact
It is independent of the area of the surfaces in contact.
It reduces the efficiency of the machine
Correct answer is A
No explanation has been provided for this answer.