Everyday Science MCQS Set 21

In resistance heating, Highest working temperature is obtained form heating elements made of

Silicon carbide

Silver

Nichrome

Nickel and copper

Who disproved the plum pudding model of the atom?

Cavendish

Dalton

Bohr

Ernest Rutherford

Superconductivity was discovered by:

Einstein

H.K. Onmes

Faraday

Thomson

What is the range of frequencies in which AM radio operates?

550 to 1700 KHz

215 to 220 MHz

88 to 108 MHz

54 to 88 MHz

Ludington, Michigan has the biggest ______ storage system in the world

Chemical

Pumped hydroelectric

Superconducting

Compressed air

What drug, discovered in 1944, was the first to be effective against tuberculosis?

Quinine

Erthromycin

Penicillin

Streptomycin

A fisherman sitting on the bank of a pond trying to spear a fish should aim:

A little above where he sees the fish

A little below where he sees the fish

at an angle to the fish

Directly at the point where he sees the fish

Heightened emotion is caused by the

Thyroid glands

Adrenal glands

Salivary glands

Pituitary glands

A train 100 meters long takes 6 seconds to cross a man walking at 5km/h in a direction opposite to that of the train. find the speed of the train:

55

50

53

45

All game cells or reproductive cells divide by the process of

Neither mitosis nor meiosis

Both mitosis and meiosis

Meiosis

Mitosis