" When a clock shows "4" o'clock,how much angle do its minute and hour needles make? "

A clock shows 5 o' clock, How much angle between its minute and hour needles make?

A clock shows 5 O' clock, how much angle between its minute and hour needles make ? (A) 150, (B)120, (C)100, (D)90,

Find the times between 4 o'clock and 5o'clock when the angle between the minute-hand and hour-hand is (8pi)/(15) radians.

Between 2 o'clock to 10 o'clock, how many times the hands of a clock are at right angle?

Between 5 O' clock and 6 O' clock, when hour hand and minute hand of a clock overlap each other ?

Two clocks are set correctly at 9 a.m. on Monday. Both the clocks gain 3 minutes and 5 minutes respectively in an hour. What time will the second clock register if the first clock which gains 3 minutes in an hour shows the time as 27 minutes past 6 p.m. on the same day ?

The length of a minute-hand of a clock is 10 cm . How much distance will its extremity move in 20 minutes ?

An accurate clock shows 8 O' clock in the morning. Through how many degrees will the hour hand rotate when the clock shows 2 O' clock in the afternoon ?

The angle between the minute and hour hand of a clock at 8:30 is