Q no 21. Intensity of sound having sound level of 80dB is?10^-1 W per m sq10^-2 W per m sq10^-3 W per m sq10^-4;W per m sq Q no 22. A…

Q NO 1. Cavendish experiment is used to find the value of?G gravitational constantg gravitational accelerationK Coulomb's constantnone Q NO 2. Which Kepler's law also proves law of conservation of angular…

In Heisenberg Picture, the operators are , whereas wavefunctions are ____!?Time Dependent, Time IndependentTime Independent, Time DependentTime Dependent, Time Dependent In Schrodingor Picture, the operators are , whereas wavefunctions are ____!?Time…

For which set of angles, Range of projectile will be equal:?40, 5030, 6045, 60Both (a) and (b) (PPSC Male Test 2022) A free falling ball having mass 10 g moving with…

The power dissipation of a class C amplifier is normally?very lowvery highthe same as a class BNONE The insulated-gate bipolar transistor (IGBT) combines the?input characteristics of a MOSFET with the output…

On increasing doping depletion region will?increasedecreaseremains samenone of these The band gap for silicon and germanium is about?0.7 eV, 0.3eV1.14eV, 0.67eVnone of these The bandgap for insulators is about?more than 5MeVmore…

Q no 16: The speed of given by Newton's formula keeping in view that sound travel process is?AdiabaticIsochoricIsobaricNone of these Q no 17: By increasing pressure the speed of sound in…

Q no 1: Conservation of angular momentum is confirmed by Kepler Law?Kepler law of orbitsKepler law of periodsKepler law of areasNone of these Q no 2 : T^2 is proportional to…