Question # 1

BASIC is a:

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High level language

Low level language

Assembly language

Machine Language

The focal length is related to radius of curvature by the formula:

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f = 2R

f = 4R

f = R/2

R = f/2

The number of lines of force in a magnetic field depends upon.

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Shape of coil

Sixe of coil

Magnet

Strength of field

A dielectric must be:

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Resistor

Insulator

Good conductor

Semi conductor

In a convex mirror the size of the image:

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Is smaller than the size of the object

Is greater than the size of the object

Depends upon the position of the object

Is equal to the size of the object

Electric motor converts electrical energy into:

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Chemical energy

Solar energy

Heat energy

Mechanical energy

V²/R=:

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Power

Energy

Voltage

Resistance

SI unit of electric potential is:

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Watt

Volt

Coulomb

Joule

parallel plate consists of 2 metal plates separated by:

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conductor

insulator

wooden plate

plastic foam

Electroscope is used for detecting:

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Current

Charge

Voltage

Resistance

Which is the unit of energy:

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KWh

Electron volt

Joule

All of above

Snell's law is stated as:

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Sin i / sin r = n1/n2

sin i / sin r = n2/n1

sin r / sin i = n2/n1

sin r / sin i = 2n2/n1

The wave properties

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Reflection

Refraction

Diffraction

All of these

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