Today, we are providing you the Science Questions, which help you to command over this subjects.Taught many interesting science facts and information and add some fun in a science teaching learning process.This section is not only important for CTET exam but also for other TET Exam i.e UPTET, PTET, REET, DSSSB Exam etc. So, we will provide you the questions which will help you in preparing for Exams.
Q1. Light beam which is highly directional is called:
(a) eraser
(b) grazer
(c) maser
(d) laser
Q2. Permissible noise level at Residential area during night time is:
(a) 45 dB (A)
(b) 55 dB (A)
(c) 75 dB (A)
(d) 80 dB (A)
Q3. Energy in reflected light:
(a) does not depends on the angle of incidence
(b) increases with the increase in angle
(c) decreases with the increase in angle of incidence
(d) becomes maximum for angle of incidence equal to 45°
Q4. Which colour of light shows maximum deviation when passed through a prism?
(a) White
(b) Red
(c) Violet
(d) Green
Q5. The best material for the core of a transformer is
(a) stainless steel
(b) mild steel
(c) hard steel
(d) soft iron
Q6. In AC circuits, AC meters measure
(a) mean values
(b) rms values
(c) peak values
(d) mean square values
Q7. When a light wave is reflected from a mirror, there is a change in its
(a) frequency
(b) amplitude
(c) wavelength
(d) velocity
Q8. Solar energy is due to
(a) fusion reactions
(b) fission reactions
(c) combustion reactions
(d) chemical reactions
Q9. The width of depletion layer of a P-N junction
(a) decreases with light doping
(b) increases with heavy doping
(c) is independent of applied voltage
(d) is increased under reverse bias
Q10. A body absorbs heat most if it is
(a) black and rough
(b) black and smooth
(c) white and rough
(d) white and smooth
Solutions
S1. Ans.(d)
S2. Ans.(a)
S3. Ans.(b)
S4. Ans.(c)
S5. Ans.(d)
S6. Ans.(b)
S7. Ans.(b)
S8. Ans.(a)
S9. Ans.(d)
S10. Ans.(a)
