-
a ball of mass m,radius r rolls along a circular path of radius R.Its speed at bottom(θ=0)of path is v0.Find the force of path (Normal and friction) on the ball as a function of θ *Image* ...
-
A cylinder of mass m is kept on the edge of a plank of mass 2m and length 12m, which in turn is kept on smooth ground.Coefficient of friction between plank an the cylinder is 0.1.The cylinder is given an impulse,which imparts ...
-
Show by a calculation (using the formula _G°__RT ln Keq) that a free-energy difference of 7.6 kJ mol_1 between the axial and equatorial forms of methylcyclohexane at 25°C (with the equatorial form being more stable) does co ...
-
A large stone of mass Me/2 is released when c.o.m of the stone is at a height h(<<Re) find the speed of stone when it is at a height h/2.Me, Re are mass and radius of earth ...
-
A body is moved along a st line by a machine delivering a const. power the distance moved by the body in time is proportional to a)t^3/4 b)t^3/2 c)t^1/4 d)t^1/2 ...
-
Two identical circular loops of metal wire are lying on a table. Loop A carries a current which increases with time. In response, the loop B ...
-
value of f(0), so that its function f(x)=( 1+2x - 1+2x )/x is continues is a)1/3 b)3 c)-1/3 d)0 ...
-
A weak base BOH of concentration 0.02 mole/litre has a pH value of 10.45.If 100 ml of the base is mixed with 10 ml of 0.1 M HCl, what will be the pH of the mixture? ...
