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The viscosity of solids is________________?

A. Infinite B. Negligible C. Medium D. No concept of viscosity in solid Submitted by :- Jamil Ahmed

Crystalline solids can be identified easily from their ___________________?

A. Sharp melting point B. Definite geometry C. Transition temperature D. Colour Submitted by :- Jamil Ahmed

A malleable solid is one which can be_________________?

A. Converted into wires B. Converted into thin sheets C. Melted easily D. All of the above Submitted by :-…

Planks theory says energy is emitted__________________?

A. In continuous manner B. Discontinuous manner C. Simultaneously D. In the form of heat Submitted by :- Jamil Ahmed

The value of e/m ratio of electron is________________?

A. 6.2 x 1023 C/kg B. 1.7588 x 12 C/kg C. 9.195 x 10-31 C/kg D. 1.7588 x 1011 C/kg…

Positive rays give flash on________________?

A. AgNO3 plate B. AgCl plate C. ZnO D. ZnS Submitted by :- Jamil Ahmed

Angle of deflection was studied by________________?

A. Hitorff B. Stoney C. William Crookes D. J.Perrin Submitted by :- Jamil Ahmed

Pressure in gas discharge tube was kept________________?

A. 1 torr B. 0.001 torr C. 2.0 torr D. 0.1 torr Submitted by :- Jamil Ahmed

Which one of the following explain the shape of orbitals _________________?

A. Principal of quantum number B. Azimuthal quantum number C. Magnetic quantum number D. Spin quantum number Submitted by :-…

Splitting of spectral lines when atom is subjected to magnetic field is called _______________?

A. Zeeman effect B. Starks effect C. Photo electric effect D. Compton effect Submitted by :- Jamil Ahmed