A sphere mass m1 and a block of mass m2 are connected by a light cord that passes over a pulley. The radius of the pulley is R,
and the mass of the thin rim is M.. The block slides on a frictionless, horizontal surface.
Derive an expression for the linear acceleration of the two objects
Derive an expression for the linear acceleration of the two objects
1 answer:
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Answer:
18.6012339739 A
Explanation:
= Vacuum permeability =
L = Length of wire = 55 cm
N = Number of turns = 4000
I = Current
Magnetic field is given by
The current necessary to produce this field is 18.6012339739 A
Answer:6.298,4.1,1.9015
Explanation:
Wavelength=
==4.397 m
Distance of 3rd speaker from speaker A is x
From B 78-x
Difference between the distances must be a whole number of wavelengths
First
for 1 st wavelength
2x=8.2+4.397=12.597
x=6.298m
second
For zero wavelength
2x=8.2
x=4.1m
Third
x=1.9015 m