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Subject: Physics, asked on 30/4/21

In a house, 3 bulbs of 100 watt each are lighted for 5 hours daily, 2 fans of 50 watt each are used for 10 hours daily and an electric heater of 1 kW is used for half an hour daily. Calculate the total energy consumed in a month of 31 days and it’s cost at the rate of ₹3.60/kWh.
PLEASE ANSWER FAST!!!!!!

Subject: Physics, asked on 30/8/20

Define fuse in Electrical circuit ??

Subject: Physics, asked on 18/12/20

Circumference of circular cross section of wire A is equal to the perimeter of square shape cross section of wire B. If the material and lengths of both wires are same, then ratio of resistance of A to B is 
 

Subject: Physics, asked on 6/4/21

A copper wire has a resistance of 0.6 ohm another copper wire has same mass at the first one is double in length of the first find the resistance of the second wire...

Subject: Physics, asked on 23/9/20

A bar magnet of magnetic moment M is hung by a thin cotton thread in a uniform magnetic field B. Work done by the external agent to rotate the bar magnet from stable equilibrium position to 120? with the direction of magnetic field is (consider change in angular speed)

Subject: Physics, asked on 26/5/21

A 320 kN gun fires a 6 kN shell horizontally with a velocity of 300m/s. What is the recoil velocity of the
gun? The recoil is overcome by applying an average force of 500 kN. What is the distance travelled by the
gun and the time taken??

Subject: Physics, asked on 21/8/20

A copper wire of resistance R is streached it's length by 20% . Calculate the new resistance ??

Subject: Physics, asked on 4/10/21

a cell of emf 5 V and internal resistance 1 ohm is connected across a heating element of 9 ohm,find the amount of heat lost in one sec.

Subject: Physics, asked on 31/8/20

Koi baat karega??

Subject: Physics, asked on 15/9/20

Calculate the total resistance between A and B. G stands for galvanometer whose resistance is 110 ohms

Subject: Physics, asked on 15/9/20

Koi h kya...

Subject: Physics, asked on 11/1/21

How does the ratio V/I vary for a conductor at a given temperature.Also draw its graph
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Subject: Physics, asked on 21/8/20

Bestie come here !!!!

Subject: Physics, asked on 29/6/21

Cells and dynamos do not produce electrons, but set them in motion. Explain the statement as clearly as possible.

Subject: Physics, asked on 8/9/20

Shiva come here plz!!!!!!!!

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