A solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle θ = 30°. The sph
1 answer:
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Answer:
The minimum gauge pressure is 0.4969 atm.
Explanation:
Given that,
Density = 1040 kg/m³
Height = 4.94 cm
We need to calculate the pressure
Using formula of pressure
Where, =density
h = height
Put the value into the formula
Pressure in atmospheres
Hence, The minimum gauge pressure is 0.4969 atm.
Answer:
n = 1.42
Explanation:
The refractive index for a medium is given by the ratio of the speed of light in vacuum to the speed of light in a medium.
So, the refractive index of the medium is 1.42.