9 MARCH 2022 DAILY CURRENT AFFAIRS||Daily current affairs in English Hindi||#currentaffairs #news

4 JANUARY 2022 DAILY CURRENT AFFAIRS|| Daily Current Affairs Jackpot|| Daily Dose

5 JANUARY 2022|| Daily Current Affairs jackpot|current affairs in Hindi & English|#currentaffairs

DAILY CURRENT AFFAIRS WEEKLY REVISION JACKPOT|| 1FEB -6 FEB Revision|#currentaffairs #news

7 FEBRUARY 2022 CURRENT AFFAIRS DAILY|| DAILY CURRENT AFFAIRS ENGLISH & HINDI#currentaffairs#news

8 FEBRUARY 2022 DAILY CURRENT AFFAIRS||DAILY CURRENT AFFAIRS JACKPOT IN HINDI&ENGLISH#currentaffairs

A cell supplies a current of 2 A when it is connected to a 5 Omega resistance and supplies a current of 1.2 A, if it is connected to a resistance of 9 Omega . Find the e.m.f and internal resistance of the cell.

A long solenoid carrying a current produces a magnetic field B along its axis. If the current is doubled and the number of turns per cm is halved, the new vlaue of the magnetic field is

A long solenoid carrying a current produces a magnetic field B along its axis. If the current is doubled and the number of turns per cm is halved, the new vlaue of the magnetic field is

An AC source is connected to a capacitor. The current in the current is I. Now a dielectric slab is inserted into the capacitor , then the new current is

The ratio of the magnetic field at the centre of a current carrying circular coil to its magnetic moment is x. If the current and radius both are doubled the new ratio will become