Daily Quiz 07 General Science Physics for Railway ALP/Group D Exam 2018
General Science Physics,Chemistry & Biology MCQ and Answers for Railway ALP & Group D Exams. These quiz objective questions are helpful for competitive exams SSC, UPSC, IAS, IPS, CDS, NDA, Railways or RRB etc.
1.A person standing on a railway platform listens to the
whistles of arriving and departing trains. The whistle
heard is
(a)the same in both cases in all respects
(b)of higher intensity when train arrives
(c)of higher pitch when train arrives
(d)of higher pitch when train departs
2.Holography is a technique of
(a)recording a permanent sharp two dimensional black
and white or multicolor photograph
(b)recording a permanent three dimensional
multi colour photograph
(c)recording a permanent three dimensional black and
white photograph
(d)recording a permanent three dimensional
photograph of a given single colour or a multicolor
3.An ice block with a piece of lead embedded in it floats in
water. If ice melts the water level
(a) Rises
(b) Falls
(c)Remains same
(d)Falls first and then rises
4.The velocity of heat radiation in vacuum is
(a)Equal to that of light
(b)Less than that of light
(c)Greater than that of light
(d)Equal to that of sound
5.The plastic material commonly used for making gear
wheels is
(a) Polyesters
(b) Nylons
(c) Bakelite
(d) Polystyrene
6.Which of the following is used in oven ?
(a) X-rays
(b) UV rays
(c) Microwaves
(d) Radio waves
7.When heated from 0° to 10°C volume of a given mass of
water Will
(a)Increase gradually
(b)Decrease gradually
(c)Increase and then will decrease
(d)Decrease and then will increase
8.Energy is continuously created in the sun due to:
(a) nuclear fusion
(b) nuclear fission
(c) radioactivity
(d) artificial radioactivity
9.Coolis tube is used to produce
(a)Radio waves
(b)Microwaves
(c)X-rays
(d) Gama rays
10.Which of the following is used for regulated electric
supply ?
(a)Zener diode
(b)Junction diode
(c)Gun diode
(d)Tunnel diode
Answer
1 c 2 d 3 b 4 a 5 b 6 c 7 d 8 a 9 c 10 a
