Physics Current Affairs Quiz 2020-2021 - 1

Question: 1

Which sugar is present in considerable amount in the blood?

(A) Galactose

(B) Fructose  

(C) Glucose

(D) Sucrose

Question: 2

Bell metal is an alloy of

(A) Nickel and copper

(B) Tin and copper

(C) Zinc and copper

(D) Brass and nickel

Question: 3

Cosmic noise is caused by

(A) industrial discharges 

(B) solar eruptions

(C) lighting discharges

(D) distant stars

Question: 4

The temperature, at which the same value on both the centigrade and the Fahrenheit scale exists, is

(A) 32°

(B) -32°

(C) 40°

(D) -40°

Question: 5

Which among the following is a positively charged particles emitted by a radioactive element?

(A) Cathode ray

(B) Gamma ray

(C) Beta ray

(D) Alpha ray