Online Preparation PAF Physics Test 8

The emission of radiation from nucleus is called......................

If atomic no. of an atom are same but their mass numbers are different then they are called....................

In international system of units, Length, Mass, Time, Electric Currents, Temperature, Light, Strength of light and unit of quantity are called................................units.

Current is a ........................quantity.

The no. of derived unit is ...................................

The rolling fraction is .........................than that of limiting fraction.

The Newton's first law of motion is also called law of .............................

Gamma rays consists of ............................particles.

The Unit of capacitance is called...........................

The quantity of matter in a body is called.........................

The unit of fraction is ..........................

In nucleus, the number of protons are called.........................

Current is a .......................................quantity.

The quantities for which, we need their unit, magnitude and their direction also are called ......................quantities.

...........................is a sight deceive which can be explained by the total internal reflection.

A transparent body whose three sides are rectangular and two sides are triangular is called............................

The distance covered in unit time of a moving body is called.........................

The quantities for which, we need their unit and magnitude are call ..........................quantities.

Scissors is .................................kind of liver.

Whenever light enteres from denser to rare medium and angle of incident and angle of reflection are equal and forms 90^o angle with each other then it is called....................