Question
Which are the input devices that enable direct data
entry into a computer system from source documents?Solution
The correct answer is A
Which of the following is an example of longitudinal waves in a gas medium?
Which of the following statements is true for a conductor in an electric field?
Which of the following statement is correct?
I. The incident ray, the normal at the point of incidence and the reflected ray all lie in the sa...
Which gate gives a high output only when both inputs are low?
A ball is projected from the ground at 45Β°. It strikes a vertical wall and rebounds with the same speed making the same angle on the other side. If th...
Find the equivalent resistance when three resistors of 4 Ξ©, 6 Ξ©, and 12 Ξ© are connected in parallel.
The surface tension of water on adding detergent to it β
A particle is projected such that its velocity vector sweeps equal angles with horizontal at equal time intervals. The motion is best described as:
Two point charges +q and βq are separated by a distance 2a. The electric field at a point on the perpendicular bisector at distance r from center is p...
A 4 cm wire carrying a current of 15 A is placed inside a solenoid perpendicular to its axis. The magnetic field inside the solenoid is given to be 0.27...
