TNPSC Physics Questions and Answers in English Pdf - 1

Question: 1

Fortin’s barometer is used to measure the atmospheric _____

(A) Relative density

(B) Density

(C) Pressure

(D) Temperature

Ans: C

Pressure

Question: 2

Plimsoll lines are marked on the sides of the ____

(A) Aeroplanes

(B) Ships

(C) Trains

(D) Buses

Ans: B

Ships

Question: 3

The gas which turns lime water milky is _____

(A) Argon

(B) Nitrogen

(C) Carbon dioxide

(D) Oxygen

Ans: C

Carbon dioxide

Question: 4

An essential plant nutrient is _____

(A) Phosphorus

(B) Iron

(C) Calcium

(D) Carbon

Ans: A

Phosphorus

Question: 5

In retina, rods and cones may be highly concentrated at _____

(A) Cornea

(B) Pupil

(C) Fovea

(D) Blind spot

Ans: C

Fovea

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