Unanswered Mechanics Questions

Two coherent point sources of light having wavelength λ are seperated by a distance d. A circle is drawn in space surrounding both the point sources as shown. The plane of circle contains both the point sources. The distance ...

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question if the ring like mass m1 comes down a distance h what is the ratio of v1/v2 my method i solved this problem mainly on intitution like i drew a erpendicular and the length comes out to be h cos@ now i want to know the ...

A massless container containing some water is accelerating in the horizontal direction with accn a m/s2. The lid of the continer is hinged at 1 end, and is free at the other end. Find what minimum mass should be kept over the ...

This is a very old qsn. The qsn goes like this, that u have a mass m performing SHM, with a spring of spring const. k, and then when the mass reaches it's mean position, another mass m drops on it - so what will be the new am ...

A u tube of areas of crossecetion fo left and rite limbs as 5cm^2 and 10 cm^2 are filled with liq of densiites ρ and 0.8ρ.100 cc of liquid of density 3ρ/4 is poured into a)rite limb b)left limb Find deprssion of liquid sur ...

A massive sphere is secured on the end of a light rod placed vertically on a floor. The rod begins to fall without any initial velocity. Given the co-efficient of friction k> √5/2 . At what dist. from the bottom of the r ...

What is the difference between radial and angular acceleration ?? ...

**deleted** i know some of u may be angry with this act of mine...but i realised my mistake.....sorry again [2] ...

A particle moves along the x axis according to the law x = a cos wt. Find the distance that the particle covers during the time interval from t = 0 to t??????????????? ...

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*Image* Ques 1) A,B, and C are the three particles of a medium whichn are equally seperated along the x-axis. When a sinusodial transverse wave of wavelength lambda propagates along x-axis, the following observations were mad ...

A bead is initially at rest at the top of a fixed frictionless hoop of radius R, which lies in a vertical plane. The bead is given a tiny kick so that it slides down and around the hoop. At what points on the hoop does the be ...

Sorry for double post....plz reply here http://targetiit.com/iit-jee-forum/posts/no-idea-part3-15384.html ...

A glass tube of radius r is dipped vertically into a container of mercury with its lower end at a depth h below the mercury surface. If # is the surface tension of mercury , what must be the gauge pressure of air in the tube ...

A solid sphere of mass m and radius r is placed inside a hollow spherical shell of mass M and radius R as shown in figure .A particle of mass m^' is placed on the line joining the two centres at a distance x from the point of ...

*Image* Show that when when a bar of length l, breadth b, and depth d (supported near its ends) , when loaded at the centre by a load W sags by an amount given by \delta = \frac{ W\l^{\3}}{4\ b\ d^{\3}\ Y} where Y is the Youn ...

PLEASE GIVE ME SOLUTION OF THE PROBLEM IN THE LINK http://www.targetiit.com/iit-jee-forum/posts/capacitors-ques-17240.html ...

Q the resonance length obtained in an exeriment with resonance column tube was 27cm with a fork of freq. 300Hz. If the velocity of sound is 330m/s at the temp of laboratory, the second resonance length and end correction are_ ...

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torque = dL/dt this expression is valid only if the origin from which it is calculated is an inertial frame . why???? ...

a uniform thin hemispherical shell is kept staic on an inclined plane of an angle=30 deg if the surface of the inclined plane is sufficiently rough to prevent sliding then the angle @(alpha) made by the plane of hemisphere wi ...

An ice cube of side l=20cm is floating in a tank (base area=50cmx50cm) partially filled with water.Dendity of water is 1000kg/m^3 and that of ice is 900kg/.m^3 .Calculate the increase in gravitational potential energy when ic ...

What are the types of equilibrium ? If an object's base is inclined to the ground at angle β .. and the dimensions of this object are a , b=base , and c (= longer than a) with volume density = Ω ..find the kind of equilibri ...

plz explain me abot toppling and wat are the conditions required for toppling of a body with sliding and sliding then toppling..... ...

Two satellites of the Earth move in a common plane along circular orbits , the radii being r and r-Δr ( Δr << r ). What is the time interval b/w their periodic approaches to each other over the min. distance . Take M ...