In a Wheatstone bridge the ratio arm P and Q are approximately equal. When `R = 500Omega` the bridge is balanced. On interchanging P and Q the value of R is `505Omega`. Calculate the value of S.

A sinusoidal voltage V=200 sin 314t is applied to a resistor of 10 Omega . Calculate r.m.s value of current.

In a metre bridge, the balancing length from the left end is 20 cm. The resistance in the right gap is 1 Omega . The value of the unknown resistance is

A sinusoidal voltage V=200 sin 314t is applied to a resistor of 10 Omega . Calculate r.m.s value of voltage

In a meter bridge the resistance R and x, R being less than x. A balance point is obtained 40 cm from zero and on shunting the coil by 50Omega the balance point moves through 10cm. Calculate the value of R and x.

If p propq and when p=6 then q=30. Now if p=2, then what is the value of q?

In the meter bridge shown in the above figure, the null point is found at a distance 33.7 cm from A and of the wire for particular values of R and S. If a resistance of 12Omega is connected parallel with S, the null point is found to be at 48.1 cm from B end. Determine the value of R and S.

At S.T.P. the value of R is ----------- Latm K^(-1) mol^(-1)

If Q(0,1) is equidistant from P(5,-3) and R(x,6).Find the values of x.Also find the distance QR and PR.

Three elements PQR crystallise in a cubic type lattice with P atoms at the corner Q atoms at the cubic centre and R atoms at the edge centre. Calculate the formula of the compound.