Mohus scale is used for to measure ____________?
A. Hardness
B. Humidity
C. Pressure
D. Temperature
Physics Mcqs
The unit of force in CGS, system is __________?
The unit of force in CGS, system is __________?
A. Newton
B. Pound
C. Dyne
D. None of these
Matter itself has energy called ________?
Matter itself has energy called ________?
A. Potential energy
B. Rest energy
C. Chemical energy
D. Nuclear energy
Kirchhoff’s 2nd rule is related to: ___________?
Kirchhoff’s 2nd rule is related to: ___________?
A. IR Drops
B. Battery emf
C. junction voltages
D. both “1” and “2”
The power is the dot product of ___________ quantities.
The power is the dot product of ___________ quantities.
A. Force and time
B. Force and velocity
C. Force and speed
D. None of these
CGS system of units is also called __________?
CGS system of units is also called __________?
A. Metric system
B. Metric or French system of units
C. Metric or British system of units
D. None of these
A person wears spectates with concave lenses. It means that normally (when not using glasses), the image of distant objects is focused in his eyes:
A person wears spectates with concave lenses. It means that normally (when not using glasses), the image of distant objects is focused in his eyes:
A. behind the retina
B. in front of the retina
C. on the retina
D. on the blind spot
A bird sitting on a high tension electric wire does not get electrocuted because:
A bird sitting on a high tension electric wire does not get electrocuted because:
A. Sit has high resistance
B. the body is earthed
C. it does not form a closed path for the flow of current
D. its feet are good insulators
Rainbow is seen after rain because of hanging molecules of water which act as __________?
Rainbow is seen after rain because of hanging molecules of water which act as __________?
A. Lens
B. Prism
C. Mirror
D. Slabs
To measure the speed of an approaching car a police officer shines?
To measure the speed of an approaching car a police officer shines?
A. light waves on it
B. microwaves on it
C. radio waves on it
D. ultra high frequency waves on it