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grade 12, Physics
Posted Date: 10/10/2012 10:30:24 PM | Location : United States
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Determine the Effect of air resistance, An object in free fall has an accel...
An object in free fall has an acceleration of 9.80 m/s 2 assuming that there is no air resistance. What is the speed of an object dropped from the top of a tall cliff 3.50 s a
Heat loss in cylindrical pipe, project report on heat loss in cylindrical p...
project report on heat loss in cylindrical pipe
Blackbody, For a blackbody, the frequency at which maximum energy is emitte...
For a blackbody, the frequency at which maximum energy is emitted is 3 x 10 13 Hz: A. Give a wavenumber for the wavelength of the infrared emission? B. What is the tempera
Calculate force and angle , If two forces P & Q act at such an angle that t...
If two forces P & Q act at such an angle that the resultant force r=p. Then show that if P is doubled the new resultant is at right angle Q and it's value is ( 4P 2 -Q 2 ) 1/2
Movement of principal ray, Q. Movement of principal ray? In every case ...
Q. Movement of principal ray? In every case a principal ray moves from the head of the object to the plane of the lens. It passes through the plane of the lens as well as conti
Find the potential difference, A particle with a charge of -1.5uC and a mas...
A particle with a charge of -1.5uC and a mass of 2.5x10-6kgis released from rest at point A and accelerates toward point B, Arriving there with a speed of 42m/s. (a) What is the po
Why satellite is thrown horizontally in space?, A satellite is goes form th...
A satellite is goes form the surface of earth vertically and then is turned horixontally in space as it requires to revolve around the earth.
Explain dielectric break down, Dielectric break down Dielectric Breakd...
Dielectric break down Dielectric Breakdown : Dielectric Breakdown of a dielectric material is because of the excitation of electrons into the conduction band across the energy
Determine the flux density, A closed magnetic circuit of cast steel have a ...
A closed magnetic circuit of cast steel have a 6cm long path of cross-sectional area 1 cm 2 and a 2 cm path of cross-sectional area 0.5cm 2 . A coil of 200 turns is wound arou
Which way does the lower pedal move relative to the ground, A bicycle is su...
A bicycle is supported so that it is stopped from falling sideways but can move forwards or backwards; its pedals are in their highest and lowest positions. A student crouches
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