General Studies Quiz

1.The process of transfer of heat by matter but without actual movement of the particles themselves is called 
(a)conduction (b)convection (c)radiation (d)none of the above

2.A body is floating in water at 40C. if temperature reaches 1000C, then the body will
(a)sink fully (b)float freely
(c)have some more part of itself submerged under water
(d)have no change in its position

3.Which of the following criteria is used for any metal to be used as a cooking utensil?
(a)less thermal conductivity (b)more thermal conductivity
(c)less electrical conductivity (d)more density

4.Banking of curves is done to provide 
(a)centripetal force (b)centrifugal force (c)centrifugal acceleration
(d)angular velocity

5.What are ultrasonic waves?
(a) sound waves having frequency shorter than audio frequency range
(b)sound waves produced in a vacuum
(c)sound waves having frequency higher than audio-frequency range
(d)none of these

6.In the process of galvanization an iron sheet is coated with
(a)aluminium (b)zinc (c)tin (d)galena

7.The source of solar energy is 
(a)nuclear fission (b)nuclear fusion   (c)sinking of the sum (d)none of these

8.A radar which detects the presence of an enemy aircraft uses
(a)sound waves (b)radio waves    (c)electric waves (d)ultrasonic waves

9.The Raman effect is used in the study of 
(a)x-rays   (b)cells  (c)chromosomes (d)molecular energy

10.Fish plates are used in railway tracks
(a)to avoid tracks being distorted due to temperature fluctuation
(b)to control speed of the train
(c)to connect two rails
(d)to keep the rails equidistant

QUE	ANS	QUE	ANS
1	a	6	b
2	c	7	b
3	b	8	b
4	a	9	d
5	c	10	b