mark out the correct statements.
Four different circuit components are given in each situation of coulmn I nad all the componrents are connected across an ac source of same angular frequency omega = 200 rad/s. THe information of phase difference between the current and source voltage in each situation of column I is given in column II . Match the circuit components in column I with corresponding results in column II
28
Oct
Four different circuit components are given in each situation of coulmn I nad all the componrents are connected across an ac source of same angular frequency omega = 200 rad/s. THe information of phase difference between the current and source voltage in each situation of column I is given in column II . Match the [...]
In an RLC series circuit shown in fiogure, the readings of voltmeters V1 and V2 are 100 V and 120 V, respectively. The source voltage is 130 V. For this situation , mark out the correct statements.
28
Oct
In an RLC series circuit shown in fiogure, the readings of voltmeters V1 and V2 are 100 V and 120 V, respectively. The source voltage is 130 V. For this situation , mark out the correct statements. In an RLC series circuit shown in fiogure mark out the correct statements. respectively. The source voltage is [...]
Two samples A and B of same radioactive nuclide are prepared. Sample A has twice the initial activity of sample B. For this situation , mark out the correct statement(s).
18
Oct
Two samples A and B of same radioactive nuclide are prepared. Sample A has twice the initial activity of sample B. For this situation , mark out the correct statement(s). mark out the correct statements. Two samples A and B of same radioactive nuclide are prepared. Sample A has twice the initial activity of sample [...]
A sodium metal piece is illuminated with light of wavelength 0.3 mu m. The work function of sodium is 2.46 eV. For this situation, mark out the correct statement(s).
14
Oct
A sodium metal piece is illuminated with light of wavelength 0.3 mu m. The work function of sodium is 2.46 eV. For this situation, mark out the correct statement(s). A sodium metal piece is illuminated with light of wavelength 0.3 mu m. The work function of sodium is 2.46 eV. For this situation mark out [...]
Two opposite forces F1 = 120 N and F2 = 80 N act on an elastic plank of modulus of elasticity Y = 2 x 10^11 N/m^2 and length l=1m placed over a smooth horizontal surface. The cross-sectional area of the plank is S = 0.5 m^2. The change in length of the plank is n ×10^−11 m. Find the value of n .
10
Oct
Two opposite forces F1 = 120 N and F2 = 80 N act on an elastic plank of modulus of elasticity Y = 2 x 10^11 N/m^2 and length l=1m placed over a smooth horizontal surface. The cross-sectional area of the plank is S = 0.5 m^2. The change in length of the plank is [...]
A composite rod consists of a steel rod of length 25 cm and area 2 A and a copper rod of length 50cm and area A. The composite rod is subjected to an axial load F. If the Young’s modulii of steel and copper are in the ration 2 : 1, then
10
Oct
A composite rod consists of a steel rod of length 25 cm and area 2 A and a copper rod of length 50cm and area A. The composite rod is subjected to an axial load F. If the Young’s modulii of steel and copper are in the ration 2 : 1, then A body of [...]
A metal wire length L, cross sectional area A and Young’s modulus Y is stretched by a variable force F. F is varying in such a way that F is always slightly greater than the elastic forces or resistance in the wire. When the elongation in the wire is l, up to this instant
10
Oct
A metal wire length L, cross sectional area A and Young’s modulus Y is stretched by a variable force F. F is varying in such a way that F is always slightly greater than the elastic forces or resistance in the wire. When the elongation in the wire is l, up to this instant A [...]
A body of mass M is attached to lower end of a metal wire, whose upper end is fixed. The elongation of wire is l. In this situation , mark out the correct statements .
10
Oct
A body of mass M is attached to lower end of a metal wire, whose upper end is fixed. The elongation of wire is l. In this situation , mark out the correct statements . A body of mass M is attached to lower end of a metal wire mark out the correct statements. whose [...]
A 10 kg block on top of a 40 kg block as shown in Fig. 7.324. A horizontal force F acting on B causes an acceleration of 2 m/s^2 to B. For this situation, mark out the correct statements.
01
Oct
A 10 kg block on top of a 40 kg block as shown in Fig. 7.324. A horizontal force F acting on B causes an acceleration of 2 m/s^2 to B. For this situation, mark out the correct statements. A 10 kg block on top of a 40 kg block as shown in Fig. 7.324. [...]