If a 50 kg student is standing on the edge of a cliff. Find the student’s gravitational potential energy if the cliff is 40 m hi
2 answers:
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Answer:
20.6 K
Explanation:
The root mean square velocity is the square root of the average of the square of the velocity. It can be calculated using the following expression.
where,
: root mean square velocity
R: ideal gas constant
T: absolute temperature
M: molar mass
Then, we can find the temperature,
Answer:
option D
Explanation:
given,
wavelength = 600 nm
width of separation = 0.02 mm
L = 5 m
for mth order maxima
for (m+1)th order maxima
now,
and
hence,
hence, the correct answer is option D