A coil of resistance 100 Omega is connec...

A coil of resistance `100 Omega` is connected across a battery of `emf 6.0 V`. Assume that the heat developed in the coil is used to raise its temperature. If the heat capacity of the coil is `4.0 J K^(-1)`, how long will it take to raise the temperature of the coil by `15^@ C`?

Topper's Solved these Questions

ELECTROSTATIC FORCES, CHARGES AND FIELDS
SL ARORA|Exercise Problems For Self Practice|1 Videos
MAGNETIC EFFECTS OF CURRENT
SL ARORA|Exercise TYPE C|4 Videos

Similar Questions

Explore conceptually related problems

A coil of resistance 100Omega is connected across a battery of emf 6.0V. Assume that. The heat developed in the coil is used to raise its temperature. If the thermal capacity of coil is 4.0 JK^(-1) . How long would to take it raise the temperature of the coil by 15^(@)C ?

A coil of resistance 40 Omega is connected across a 4.0 V battery. 0.10 s after the battery is connected, the current in the coil is 63 mA. Find the inductance of the coil.

A coil of inductance 1.0 H and resistance 100 ohm is connected to a battery of emf 12 V. Find the energy stored in the magnetic field of the coil 10 ms after the circuit is switched on.

A resistive coil of self-inductance 2 H and resistance 5 Omega is connected across a battery of 50 V. How much energy will be stored in the inductor?

A coil of inductance 8.4 mH and resistance 6 (Omega) is connected to a 12 V battery. The current in the coil is 1.0 A at approximately the time

A coil o finductanc e 8.4mH and resistance 6Omega is connected to a 12V battery. The current in the coil is 1.0A in the time (approx .)

A coil of inductance 8.4 mH and resistance 6 Omega is connected to a 12 V battery. The current in the coil is 1.0 A at approximately the time.

A coil of inductance 1.0 H and resistance 100 Omega is connected to a battery of emf 12 V. Find the energy stored in the magnetic field associated with the coil at an instant 10 ms after the circuit is switched on.

SL ARORA-HEATING EFFECT OF CURRENT-All Questions

An electric current of 2.0 A passes through a wire of resistance 25 Om...
Text Solution
|
An ammeter reads a current of 30A when it is connected across the term...
Text Solution
|
A coil of resistance 100 Omega is connected across a battery of emf 6....
Text Solution
|
A 100W and a 500W bulbs are joined in series and connected to the main...
Text Solution
|
Two bulbs are market 220V, 100W and 220V,50W respectively. They are co...
Text Solution
|
We have a 30 W, 6 V bulb , which we want to glow by a supply of 120 V ...
Text Solution
|
Two electric lamps are rated as 220V. 40 W and 220V,60W. Find the heat...
Text Solution
|
In a house having 220 V line , the following appliances are operating ...
Text Solution
|
How many 60W bulbs may be safely used on 220V line using a 5A fuse?
Text Solution
|
An electric heater consists of 10m long nichrome wire of 2.5xx10^(-6)m...
Text Solution
|
The resistances of 20Omega are connected to a source of emf. Calculate...
Text Solution
|
A line having a total resistance of 0.2 omega delivers 10 KW at 220 V ...
Text Solution
|
A motor operating on 120 V draws a current of 2 A . If the heat is dev...
Text Solution
|
A small electric motor is rated 1/8H.P. and is running at 230V supply....
Text Solution
|
A 500W electric heater is designed to work with a 200 V line. If the v...
Text Solution
|
A 50 W bulb is connected in a 200V line. Determine the current flowing...
Text Solution
|
Three equal resistor connected in series across a source of enf toget...
Text Solution
|
A room is lighted by 200W,124 V incandescent lamps fed by a generator ...
Text Solution
|
An electric heater consists of 20m length of manganin wire of 0.23 m^(...
Text Solution
|
Two electric bulbs rated as 100W. 220V and 25W,220V are connected in s...
Text Solution
|