Recently Active Physics Questions

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the 50 KG homogeneous smooth sphere rests on the 30 degree incline A and against the smooth vertical wall B.calculate contact forces at A and B. ...

1. Find the work performed by one mole of a Van der Walls gas during its isothermal expansion from volume V1 to V2 at a temperature T. i hav d answer but just try to see ur thought on it. so just do it ...

A circular disc rolls down on an inclined plane without slipping. what fraction of totoal energy is translational? ...

two identical parallel plate capacitors are connected in parallel to a 3V battery.the battery is disconnected and the two capacitors are joined in series.what is potentiasl diference across combination? ...

A thin tube of uniform cross section is sealed at both ends. It lies horizontally, the middle 5 cm containing mercury and the two equal ends containing air at the same pressure "P". When tube is held at an angle 60° with the ...

modulus of elasticity ? ...

Plz make me understand the meaning of torsional vibrations. ...

A liquid flows through two capillary tubes A and B connect in series. The length and radius of B are twice those of A. What is the ratio of the pressure difference across A to that across B? ...

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an object goes from one point in a circle to another making an angle x degree.then change in velocity is? ...

the 50 KG homogeneous smooth sphere rests on the 30 degree incline A and against the smooth vertical wall B.calculate contact forces at A and B. ...

1. Q.A container filled with viscous liquid is moving vertically downwards with constant speed 3vo. A sphere of radius r is moving vertically downwards (in liquid) has speed vo. The coefficient of viscosity is eta . There is ...

A particle of mass m = 2 kg executes SHM in xy-plane between points A and B under action of force = Fx + Fy . Minimum time taken by particle to move from A to B is 1 sec. At t = 0 the particle is at x = 2 and y = 2. Then Fx a ...

Errr...i'm stuck somewhere. Can someone help me out? In the diagram, a vertical rod 'A' is attached to a platform which is rotating with angular velocity \omega _{1} around the X -axis. A second rod 'B' is attached to the fir ...

1) Train A starts from X at 12:00 p.m & reach at Y on 2:30 p.m & train B starts from Y at 12:15 and reach at X on 2:15 so,when both trains crosses each other? 2) Two trains are travelling from point A to point B such that the ...

the 50 KG homogeneous smooth sphere rests on the 30 degree incline A and against the smooth vertical wall B.calculate contact forces at A and B. ...

1) Three wheels make 36, 24, 60 rev/min. Each has a black mark on it. It is aligned at the start of the qn.When does it align again for the first time? 14 20 22 5 sec 2) In a race from pt. X to pt Y and back, Jack averages 0 ...

One mole of an ideal gas in initial state A undergoes a cyclic process ABCA as shown. Its pressure at A is Po. then (a) Internal energies at A and B are same (b) Work done by the gas in the process AB is PoVo ln4 (c) pressure ...

A magnetizing field of 1200 A/m produces a magnetic flux of 2.4 ? 10-5 weber in an iron bar of cross-sectional area 0.2 cm2. Calculate the permeability and susceptibility of the bar. ...

1) A point source of light is placed at the centre of curvature of a hemispherical surface.the radius if curvature is r and the inner surface is completely reflecting.Find the force on the hemisphere due to the light falling ...

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1. A SIMPLE HARMONIC OSCILLATOR HAS AMPLITUDE A ,ANGULAR VELOCITY w AND MASS m ,THEN AVERAGE ENERGY IN ONE TIME PERIOD IS: a) 1/4 mw2A2 b) 1/2 mw2A2 c) mw2A2 d) 0. 2. A PARTICLE OF MASS m IS OSCILLATING NEAR THE MINIMUM OF OF ...

a circular loop of string rotates about its axis on a frictionless horizontal plane at a uniform rate so that the tangential speed of any particle of the string is v. if a small transverse disturbance is produced at a point o ...

I know here people are scholars but ya VIT RESULTS TO BE OUT TODAY!! ...

Q1>>>i want to know about external and internal compensation Q2>>>do we count optically inactive compounds as optical isomers ...

a wall consists of alternating blocks with length d and coefficient of thermal conductivity k1 and k2 . the cross sectioal area of the blocks are the same . determine the coefficient of thermal conductivity of the wall... {an ...

A satellite S is moving in an elliptical orbit around the earth...the mass of satellite is very small compared to mass of earth....Which of the following is correct?? A. The acc of S is always directed towards the centre of t ...

*Image* Q) A small wedge of Mass M slides on the bigger wedge initially on the smooth horizontal ground as shown in figure . The mass of the bigger wedge is 6M. When the smaller wedge reaches the base of the bigger wedge , th ...