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A model elevator
A working model of an elevator can simply be made from easy materials. For the rotating drums or sheaves, metal coffee tin will do. With a hammer and a big nail punch holes in the exact centre of the bottoms and lids. Change the lids and mount the tins on opposite ends of a board, taking care that they both turn simply.
model elevator
Magnetic materials are divided in terms of their magnetic properties and their applications. If a material is effortlessly magnetized and demagnetized, then it is known to as a sof
The plane of polarization of a plane polarized light is rotated through an angle of 200 while passing through 20 cm in a sugar solution having rotation about 45 0 cm 2 /gm. Determ
Barrier potential in a P-N junction is caused by (A) Thermally generated electrons and holes. (B) Diffusion of majority carriers across the junction. (C) Migration
applications of joule''s law?
The maximum and minimum magnitude of the resultant of two forces are 16 N and 4N.Measure t he magnitude of individual force. Let the two vector be a and b then maxim resultant
Your dog is running around the grass in your back yard. He undergoes successive displacements 3.50 m south, 8.20 m northeast, and 15.0 m west. What is the resultant displacement?
mole; mol The basic SI unit of substance, explained as the amount of substance which contains as many elementary units (molecules, atoms ions, etc.) as there are atoms in 0.01
Yes magnetism more important for iit because the weight of this magnetism is very hign so be careful about this magnetism chapter All the best for your preparation
Demerits of Vacuum Diode over Semiconductor Diode (i) Bigger in size (ii) Less efficiency (iii) Expensive
A 415V 3-phase a.c. motor has a power output of 12.75kW and operates at a power factor of 0.77 lagging and with an ef?ciency of 85%. If the motor is delta-connected, verify
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