Physics Online Test - 2

Question: 6

Television signal cannot be received generally beyond a particular distance due to

(A) absorption of signal in air

(B) weakness of signal

(C) weakness of antenna

(D) curvature of the earth

Question: 7

Aviation fuel for jet aeroplanes consists of purified

(A) kerosene

(B) petrol

(C) gasoline

(D) diesel

Question: 8

The device through which the depth of the sea is measured by the use of sound waves?

(A) Altimeter

(B) Radar

(C) Sonar

(D) Venturimeter

Question: 9

Who designed and fabricated the first prototype of the Radar

(A) J.H. Van Tassel

(B) ET. Phonsberth

(C) W.C. Roentgen

(D) Taylor and Young

Question: 10

The hydraulic brakes used in automobiles is a direct application of

(A) Bernoulli’s theorem

(B) Pascal’s law

(C) Torkellian law

(D) Archimedes principle