The angle between the minute hand and the hour hand of a clock when the time is 4.20° is  Choose the correct option:	A) 0°	B) 5°	C) 10°	D) 20°	E) None
Sol.   Angle traced by hour hand in 13/3 hrs = (360/12 x 13/3)° = 130°   Angle traced by min. hand in 20 min. = (360/60 x 20)° = 120°   ∴ Required angle = (130 - 120)= 
<gadget id="calculator">(130 - 120)</gadget>
<output>10</output>
10°   Answer 10°
<result>C</result>
The angle between the minute hand and the hour hand of a clock when the time is 4.20° is