What do we call when the sound of frequency will be below 20 Hz...? Mcqs

Latest MCQs

What do we call when the sound of frequency will be below 20 Hz...?

(A) Audio sounds
(B) Infrasonic

(C) Ultrasonic
(D) Supersonics

Latest MCQs

Deficiency of Vitamin-D results in __________...?

(A) night blindness
(B) rickets

(C) scurvy
(D) hair fall

Latest MCQs

Which of the following is good conductor of heat but bad conduct of electricity...?

(A) Aluminium
(B) Titanium

(C) Abestos
(D) Mica

Latest MCQs

A disease always has a______...?

(A) Cure
(B) Germs

(C) Cause
(D) Patient

Latest MCQs

The type of lens in our eye is ______...?

(A) Convex
(B) Concave

(C) Both a & b
(D) None of these

Latest MCQs

According to kinetic molecular theory, the pressure exerted by a gas is caused by the _______...?

(A) Bombardment of the gas molecules on the walls of the container
(B) Collision between gas molecules

(C) Large distances between gas molecules
(D) Random motion of the gas molecules

Latest MCQs

Earth is divided into following three layers...?

(A) a. Crust, Mountains, Oceans
(B) b. Crust, Mantle, Trenches

(C) c. Trenches, Mountains, Core
(D) d. Crust, Mantel, Core

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Which layer of the atmosphere reflects radio waves back to the earth’s surface...?

(A) Troposphere
(B) Stratosphere

(C) Ozone layer
(D) Ionosphere

Latest MCQs

What is unit of conductivity...?

(A) Ohm
(B) Watt

(C) mho
(D) None of these

Latest MCQs

The chemical material of a chromosome is called _____...?

(A) Chromatin
(B) Chromeres

(C) Chromonema
(D) Chromatid

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