The conductor tied between two supports takes the shape of a ‘catenary’ due to ____?

A long straight wire carries a current I = 10 A. At what distance is the magnetic field H = 1 A/m?

If ‘V’ is the voltage phasor and ‘I’ is the current phasor, then VI represents

A circuit consists of two parallel resistors, having a resistance of 20Ω and 30Ω respectively connected in series with 15Ω. If the current through the 15Ω resistor is 3A, then find the current through 20Ω and 30Ω resistors respectively?

If two impedances are given as Z1 = 20∠60° and Z2 = 5∠30°, then Z1/Z2 = ?

The maximum number of socket outlets allowed per power sub-circuit = ?

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