Advertisements
Advertisements
प्रश्न
State the S.I. unit of current.
Advertisements
उत्तर
S.I. unit of current is ampere (A).
APPEARS IN
संबंधित प्रश्न
Why should the resistance of:
an ammeter be very small?
You can given one hundred 1 Ω resistors. What is the smallest and largest resistance you can make in a circuit using these?
Which is the better way to connect lights and other electrical appliances in domestic wiring: series circuits or parallel circuits? why?
Consider the circuit given below when A, B and C are three identical light bulbs of constant resistance.
(a) List the bulbs in order of increasing brightness.
(b) If C burns out, what will be the brightness of A now compared with before?
(c) If B burns out instead, what will be the brightness of A and C compared with before?
Find the potential difference required to pass a current of 0.2 A in a wire of resistance 20Ω
Find the effective resistance in the following circuit diagrams (Fig.):

Three heaters each rated 250 W, 100 V are connected in parallel to a 100 V supply. The resistance of each heater
In current electricity, a positive charge refers to ______.
