House Wiring
The figure shows the ring system of electric wiring. Wiring starts from the main fuse - box, run around all the main rooms of the house and then come back to the fuse box agai..
The figure shows the ring system of electric wiring. Wiring starts from the main fuse - box, run around all the main rooms of the house and then come back to the fuse box agai..14.
A straight horizontal conducting rod of length 0.45 m and mass 60g is suspended by two vertical wires at it's ends. A current of 5.0 A is set up in the rod through the wires. (a) What magnetic field should be set up normal to the conductor for the tension i..
Supply to a House
. There is a color convention for wiring. According to this convention, the live line is carried by a wire with black insulation, the neutral by a wire with white insulation and the earth by a wire with green insulation. It is important that a live wireh..
Electric Fuse
An electric fuse is a device which is used to limit the current in an electric circuit. The use of a fuse is to safeguard the circuit and the appliances connected in the circuit from being damaged. Parts of an Electric Fuse ..
An electric fuse is a device which is used to limit the current in an electric circuit. The use of a fuse is to safeguard the circuit and the appliances connected in the circuit from being damaged. Parts of an Electric Fuse ..Eddy Currents
Induced currents are produced not only in the wires, but also in the block of metals. If a metallic block is placed in a continuously changing magnetic field, induced currents are set up in the body of the metallic bloc..
Eddy Currents
Eddy Currents - Induced currents are produced not only in the wires, but also in the block of metals. If a metallic block is placed in a continuously changing magnetic field, induced currents are set up in the body of the metallic block. In the case of the wires the in..
Potentiometer
From the above figure, by means of a battery B and rheostat R h , a steady current is passed through the potentiometer wire AC. Two cells e 1 and e 2 whose emf's are to be compared are put in such a way that positive terminals are connected to A and negative terminal t..
From the above figure, by means of a battery B and rheostat R h , a steady current is passed through the potentiometer wire AC. Two cells e 1 and e 2 whose emf's are to be compared are put in such a way that positive terminals are connected to A and negative terminal t..Transmission lines
These are commonly used in power distribution (at low frequencies) and in communications (at high frequencies). Biodiversity is most simply defined as the variety of life and its processes. A transmission line may be defined as a device for transmitting or guiding energy from one point to another...
Sonometer
A sonometer, also called a monochord, was invented by Pythagoras (580-500 B.C.). It is a simple instrument used to verify the laws of stretched strings and to determine the frequency of a tuning fork. It consists of a long hollow rectangular wooden box (w) called the sound box, having three ope..
A sonometer, also called a monochord, was invented by Pythagoras (580-500 B.C.). It is a simple instrument used to verify the laws of stretched strings and to determine the frequency of a tuning fork. It consists of a long hollow rectangular wooden box (w) called the sound box, having three ope..Standard cell
The electrodes used in the cells discussed so far, deteriorate with the passage of current and cannot offer a constant emf indefinitely. However, there was a few cells called standard cells, which can maintain a fairly constant emf over very long periods of time compared to the other cells. The com..
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