NCERT Based General Studies (GS): Questions 2877 - 2882 of 4879
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Question 2877
Question MCQ▾
Force of friction is defined as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Opposing force which comes into play whenever there is relative motion between two bodies. | |
b. | The area of two surfaces in contact | |
c. | Friction which comes into play when a body slides over another body | |
d. | Substances which reduce friction |
Question 2878
Question MCQ▾
Friction is a:
Choices
Choice (4) | Response | |
---|---|---|
a. | Conservative force | |
b. | Force | |
c. | Non-conservative force | |
d. | None of the above |
Question 2879
Question MCQ▾
Fluid friction is also called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Viscous drag | |
b. | Drag | |
c. | Both a. and b. are correct | |
d. | None of the above |
Question 2880
Question MCQ▾
Why one cannot listen the sounds on moon?
Choices
Choice (4) | Response | |
---|---|---|
a. | There are ultrasonic waves | |
b. | There are infrasonic waves | |
c. | There is no medium on moon | |
d. | Maximum vibration of an object |
Question 2881
Question MCQ▾
Seismic waves of earthquake can be detected with a sensitive instrument called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Electroscope | |
b. | Richter scale | |
c. | Seismograph | |
d. | None of the above |
Question 2882
Question MCQ▾
Chromium plating is found on:
Choices
Choice (4) | Response | |
---|---|---|
a. | Towel rails | |
b. | Car bumpers bicycle handlebars | |
c. | Bath tapes | |
d. | All a., b. and c. are correct |