RRB Group D Physics Questions PDF -Sathishedutech.com

RRB GROUP-D Previous asked 100 Physics Questions PDF

Download Top 100 RRB Group-D Physics Questions and Answers PDF. RRB Group-D Physics questions based on asked questions in previous exam papers very important for the Railway Group-D exam.

Q1) Blades of a windmill possess ________, hence they are turned by a fast wind.

Ans -: Potential Energy

Q2) Blood groups was discovered by –

Ans -: Karl Landsteiner

Q3) What device is used to break/complete an electronic circuit?

Ans -: Switch

Q4) What is the temperature at which both the Fahrenheit and the centigrade scales have the

same value?

Ans -: -40°

Q5) Acceleration acts always in the direction of the ______.

Ans -: Net force

Q6) The principle used in working of an atom bomb is ______.

Ans -: Nuclear Fission

Q7) What is the unit used to measure the depth of sea?

Ans -: Fathom

Q8) Astigmatism can be corrected by ______.

Ans -: Cylindrical lenses

Q9) Lambert’s Law is related to ______.

Ans -: Illumination

Q10) In a Battery, which energy is converted into Electrical energy?

Ans -: Chemical Energy

Q11) The longitudinal mechanical waves of less than 20Hz are called _____.

Ans -: Infrasonic

Q12) Distance of stars are measured in ________?

Ans -: Light Years

Q13) Albert Einstein was awarded the Noble prize for ______.

Ans -: Photoelectric Effect

Q14) Electric Motor converts the Electric energy into _____.

Ans -: Electric energy to Mechanical energy

Q15) Robert Koch has invented the ______.

Ans -: Electron microscope