Questions
When a clock shows 4 o'clock, how much angle do its minute and hour needles make?
a
120°
b
π3rad
c
π6rad
d
160°
detailed solution
Correct option is A
From the above diagram angleθ=4×30°=120°=2π3radTalk to our academic expert!
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A circular arc is of length . Find angle subtended by it at the centre in radian and degree.
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