Jharkhand PSC Prelim Exam 2010 Solved Paper

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Question : 77 of 100

Marks: +1, -0

A clock displays the time of 12:20. At this time hour needle with minute needle will make degree angle?

100°
110°
120°
130°

Solution:

As we see,

=20 × 6=120^{∘} →

angle between

12 {hrs}

needle and minute needle.
Angle between

12 {hrs}

needle

=20 × \;{1^{∘}}/{2}=110^{∘}

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