Top 500+ TNPSC Group 4 Physics Questions and Answers - 1
Question: 1
The law of floatation was invented by
(A) Archemedes
(B) Galileo
(C) Wright Brothers
(D) Newton
Ans: A
Archemedes
Question: 2
Which one of the following is used in measuring altitudes?
(A) Altimeter
(B) Barometer
(C) Plane meter
(D) Hydrometer
Ans: A
Altimeter
Question: 3
A stationary elevated object has
(A) Momentum
(B) Both potential and kinetic energy
(C) Kinetic energy
(D) Potential energy
Ans: D
Potential energy
Question: 4
The Nobel Prize started Alfred Nobel, who had invented
(A) Safety Lamp
(B) Telephone
(C) Dynamite
(D) Aircraft
Ans: C
Dynamite
Question: 5
If the zero of the head scale lies below the pitch scale, the error is ____
(A) Zero error
(B) Positive error
(C) Negative error
(D) All of these
Ans: B
Positive error
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