Explanation:
100 CM = 1 m
45 CM = 45 / 100 = 0.45 m
hope it helps:)
mercury is the closest planet from the sun
radio waves bc they have the longest wave lenthgs in a magnetic spectrum
Only ' A ' is always true.<em> (choice-1)</em>
' B ' is not true when you drop a red hot spoon into cold soup.
' C ' is not true when you drop a red hot marble into a cool swimming pool.
Answer:
The work done by the frictional force is 600J.
Explanation:
The work
done by the frictional force is
.
Now,
and
; therefore,


Hence, the work done by friction is 660J.