31 .
How many times in twelve hours does the angle between the hour's and minute's hand of a clock be exactly one degree at the start of a minute?
B. 2
C. 3
View AnswerAns: 2
32 .
If the minutes and hours hand are identical in a clock. Given that a person checks the time at only integral values of minutes, how many times in a day can a person not be able to find the exact time?
B. 1
C. 2
View AnswerAns: 0
33 .
A watch which gains uniformly is 2 minutes low at noon on and is 4 min 48 sec fast at 2 pm on the following Monday. When was it correct?
A.2 pm on Tuesday
B. 3 pm on Wednesday
C. 2 pm on Wednesday
D.3 pm on Tuesday
View AnswerAns: 2 pm on Wednesday
34 .
What is the reflex angle between the hands of a clock at 10:25?
B. 19712°
C. 180°
View AnswerAns: 19712°
35 .
The angle between the minute hand and the hour hand of a clock when the time is 4.20 is
B. 20°
C. 30°
View AnswerAns: 10°