Easier to pull a lawn roller than to push it, Explain why easier to pull a ...

Explain why easier to pull a lawn roller than to push it? Explaination :  In Pulling, effective weight of lawn mover= mg-fsinx In pushing, effective weight = mg+

Forces and nature,

Doppler effect, Doppler effect (C.J. Doppler) Waves emitted through a ...

Doppler effect (C.J. Doppler) Waves emitted through a moving object as attained by an observer will be blueshifted (compressed) if approaching, redshifted (elongated) if reced

Dispersion of white light, production of pure spectrum

production of pure spectrum

Calculate drg process of equilibrium , In the following dissociation reacti...

In the following dissociation reaction, A 2 (g) is 42.7 % dissociated at equilibrium at 64.8 o C , and 1 bar pressure. A 2 (g)  ↔  2A Calculate D r G o for this proce

Find the resistance r in the circuit, The current is an RL circuit drops fr...

The current is an RL circuit drops from 1.1 A to 13 mA in the first second following removal of the battery from the circuit. If L is 12H, find the resistance R in the circuit.

Explain force, FORCE: "Force is that agency which causes a body to alte...

FORCE: "Force is that agency which causes a body to alter its state of motion or rest". It is denoted by F ?

Searles vibration magnetometre, how to find ratio of magnetic dipole moment...

how to find ratio of magnetic dipole moment of bar magnet

Explain antinodes of standing waves, The points of maximum amplitude are ca...

The points of maximum amplitude are called as antinodes. At ends density and air pressure both are very low.

Capacitance, a 8 microfarad capacitor is charged to V=120V. the charging ba...

a 8 microfarad capacitor is charged to V=120V. the charging battery is then removed and the capacitor is connected in parallel to an uncharged 4 microfarad capapcitor. (a) what is