The first book of Physics was written by__________?
The first book of Physics was written by__________?
A. Kelvin
B. Newton
C. Aristotle
D. Faraday
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The specially designed semi-conductor diodes used as fast counters in electronic circuits are_______________?
The specially designed semi-conductor diodes used as fast counters in electronic circuits are_______________?A. The light emitting diodes
B. Photo diodes
C. Photo voltaic cell
D. Solar cells.Beta particles ionize an atom_________________?
Beta particles ionize an atom_________________?A. Due to the electrostatic force of attraction
B. Due to the electrostatic force of repulsion
C. Due to a direct collision
D. Due to the gravitational forceA body is moving with uniform velocity. Its______________________?
A body is moving with uniform velocity. Its______________________?A. speed changes
B. acceleration changes
C. direction of motion changes
D. displacement from origin changesA central force is that which__________________?
A central force is that which__________________?A. Can produce torque
B. Cannot produce torque
C. Some time can produce torque some time cannot
D. Has no relation with torqueSemi-conductors with donor atoms and free electrons belong to the type________________?
Semi-conductors with donor atoms and free electrons belong to the type________________?A. n
B. p
C. mix
D. any of aboveFor ___________ flow the path of the fluid particles cannot be tracked?
For ___________ flow the path of the fluid particles cannot be tracked?A. Laminar
B. Streamline
C. Turbulent
D. Both A and B