2019-03-01_Physics_Times

Let x be the potential at the junction.The potential of (-) ve terminal of the battery is 0V and of the (+) ve terminal is 40 V. ...

An ideal gas undergoes change in its state from the initial state I to the final state F via two pos- sible paths as shown. Then ...

One mole of a monoatomic ideal gas is expanded by a process described by PV C^3  where C is a constant. The heat capacity of th ...

(a) 0J (b)10J (c) 20J (d) 30J An ideal monatomic gas expands to twice its vol- ume. If the process is isothermal, the magnitude ...

A metallic prong consists of 4 rods made of the same material, cross-section and same lengths as shown. [2013] [2010] ...

[2010] [2014] [2013] [2011] [2010] [2014] [2013] [2011]1] [2010] [2010] A whistle emitting a ...

In the paths b c and da (^) Tconstant so U remains constant. In the paths c d and ab (^) Sconstant In additional process  ...

16.Sol: 18.Sol: Heat capacity 1 1 R R c  x     (^2) (2) 3 R R c   c R       12.Sol: For adiabatic process PVCon ...

3 (8^33 )^7 3 3 C V C  V V  3 2 7 7 7 3 3 3 V P PV RT W V         The process AB can be expressed by a general equat ...

3 [100 ] [ 0] KA KA  T T   300 3 T T 300 4T 300 75 4   T C As temperature of copper decreases its entropy also decr ...

The intensity in decibles is 0 10log I I           1 2 1 0 0 20 10log 10 I I I I         (^220)   4 0 40 10 ...

1. Force Units: 2. Newton’s Laws of Motion 3. System 4. Equilibrium of a Particle Static equlibrium: Dynamic equlibrium: A pul ...

Constraint equations are relations between displacements or velocities or accelerations of different bodies connected together ...

13. Motion of a vehicle at a turn 32 9. Friction When two bodies are kept in contact, electromagnetic forces act between the ch ...

(II) Motion of a vehicle on a smooth banked road: Here Nsin balances the weight of vehicle. Ncosmg (i) The other component ...

4. Work done in different cases (Area = Work done with Variable Force) (I) An object of mass m is lifted to a height h (<< ...

Kinetic energy is the energy possessed by a body by virtue of its motion. Kinetic Energy of a body of mass ‘m’ moving with a v ...

(^12) 2 Uf kx 9. Elastic Potential Energy stored in a Spring 10. Work-Energy theorem Work done by all forces acting on a body ...

Total mechanical energy of a system remains constant, if only conservative forces are acting on a system of particles and the w ...

becomes zero before tension vanishes, in this case the particle oscillates about its lowest position with angular amplitude 0  ...