AP ICET 2015 Paper

Question : 73 of 200

Marks: +1, -0

In 20 seconds the hours hand in a clock moves an angle

Solution:

20 seconds

=20/3600

hr.

=1/8

hr
Angle moved by hour-hand in

∴({1}/{180})hr={360^{∘}}/{12}×({1}/{180})=({1}/{6})^{°}

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