Electric Circuits Answers

d the peak inverse voltage on diode if the peak voltage for half wave rectifier circuit is 20V and diode cut in voltage is 0.3 will be

A galvanometer of resistance 50 ohm which gives a full scale deflection of 1MA to be adopted to measure current of up to 5A.
a. Calculate the resistance of the resistor required?
b. If the resistor is made of a material of cross sectional area of 4x10^-4cm2 and resistivity 2x10^-6ohm cm. Calculate its length

The figure shows the charge distribution within a thundercloud.
There is a charge of 40 C at a height of 10 km, -40 C at 5 km,
and 10 C at 2 km. Considering these charges to be pointlike,
find the net electric field produced at a height of 8 km and a
horizontal distance of 3 km.

Calculate the value of two resistance which when connect in series gives 50ohms and 8ohm when in parallel

R=1Kohm resistor ,a C =1uF capacitor and L =0.2H inductorare connected in series with V=150sin(377t) volt source what is the maximum current delievered

When a series of RLC circuit is subjected to 48V Vr=15V and Vl is 22V what is the voltage across the capacitor

Two cells each having an emf of 1.5v and an internal resistance of 2 ohms are connected in parallel. Find the current in each case when the cells are connected to a 1 ohm’s resister

Two cells each having an emf of 1.5v and an internal resistance of 2 ohms are connected in parallel. Find the current in each case when the cells are connected to a 1 ohm’s resister

If mass of one atom is 3.32x 10^-23 g, then calculate number of nucleons (neutrons and protons) present in 2 atoms of the element :

Calculate number of neutrons present in 12x10^25 atoms Of oxygen (80^17) :
(Given: NA = 6x 10^23)
(a) 1800
(b) 1600
(C) 1800 NA
(d) 3200 NA