Physics General Test

Which lens is used to correct Presbyopia?
A. Bi - concave
B. Bi - convex
C. Both A and B
D. None of the above
Who introduced the concept Buoyancy?
A. Newton
B. Antonie Lavoiser
C. Pascal
D. Archimedes
1 Ohm =?
A. 1V/1A
B. 1A/1V
C. 1ohm/1A
D. None of these
Which device converts AC current to DC current?
A. Multimeter
B. Voltmeter
C. Rectifier
D. Pyrometer
Formula of Pressure is
A. Pressure = 1/ Force
B. Pressure = Force / volume
C. Pressure = Force / Area
D. Pressure = Force / Displacement
Electric current is a _____
A. Scalar quantity
B. Vector quantity
C. Tensor quantity
D. None of these
The device used to measure highest temperatures is
A. Max and min thermometer
B. Laboratory thermometer
C. Pyrometer
D. Both A and B
Light exists in ______ nature
A. Wave
B. Particle
C. Both wave and particle
D. None of these
Which energy involves, when a car is on a downward slope..
A. Kinetic energy
B. Potential energy
C. Both A and B
D. No energy
What is the reason behind brilliance of diamonds?
A. Refraction
B. Reflection
C. Dispersion
D. None of the above
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