Question
What is the technology used to read marks on
multiple-choice answer sheets?Solution
Explanation: OMR (Optical Mark Recognition) is used to read pencil or pen marks on the answer sheets.
For a projectile, maximum range is obtained when angle of projection is:
The part of the eye having the largest refractive index is -
A body is thrown vertically upward with a velocity of 20 m/s. What will be its velocity at the highest point?
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
The energy that can harness heat stored below the earth's surface is known as –
In a long solenoid of 200 turns/cm carrying a current i, the magnetic field at center is 6.28×10-2 T. If a second solenoid with 100 turns/c...
Which of the following is a reason for excessive current in electrical circuits?
I. Direct touching of wires
II. Connection of many d...
A ray of light passing through an equilateral triangular glass prism from air undergoes minimum deviation when angle of incidence is 75% of the angle o...
Which of the following best explains why cooking takes longer at high altitudes?
A constant retarding force of 60 N is applied to a body of mass 25 kg moving initially with a speed of 12 m s–1. How long does the body...
