grade 12 physics program


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Suggested solution:
Mass to be deposited, m=5% of 200g = 10g We know that m = ZIt. t = 2.0..
Atoms and Nuclei Problems - Numerical 03
Numerical 03 - down the dimensional formula of this constan..
History
first semiconductor laser . In 1960, Theodore Maiman of Hughes Research Laboratory operated the first laser. In 1962, the first semiconductor laser was in its infanc..
Suggested solution:
= 0.39 x 0.82 gauss = 0.32 gauss = 0.39 x 0.57 gauss = 0.22 gauss The magnetic field at a distance of 4 cm is given by Below the wire Resultant horizontal magnetic field, R H =(0.32-0.20)gauss = 0.22 gauss Vertical field, R v = 0.22 gauss Resultant field, ..
Suggested solution:
The magnetic field at the centre of a circular coil is Let us now consider the case of wire B which has been bent into a square as shown in the figure. The magnetic field at C (centre of square PQRS) due to current carrying conductor PQ is given by Magnetic field at the centre of the squ..
Field on the surface of the shell
When point P lies on the surface of the shell or sphere, r = R so ..
Suggested answer:
= 1.13 x 10 8 m ..
Suggested solution:
Also d = 5 x 10 - 3 m, therefore..
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