73
Q:

# At what time between 5.30 and 6 will the hands of a clock be at right angles?

 A) (43 + 5/11) min past 5 B) (43 + 7/11) min pats 5 C) 5 D) 7

Answer:   B) (43 + 7/11) min pats 5

Explanation:

At 5 o'clock, the hands are 25 min. spaces apart.
To be at right angles and that too between 5.30 and 6, the minute hand has to gain (25 + 15) = 40 min. spaces.

55 min. spaces are gained in 60 min

40 min. spaces are gained in $6055×40$ min

Subject: Clocks
Exam Prep: Bank Exams
Job Role: Bank PO
Q:

What would be the smaller of the two angles formed by the hour hand and the minute hand at 3:47 p.m?

 A) 168.5 deg B) 162 deg C) 166.5 deg D) 165 deg

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

4 520
Q:

A watch shows 6 p.m. where the hour hand points east. In which direction is the minute hand facing when the time is 9.15 p.m?

 A) West B) South C) East D) North

Explanation:

Filed Under: Clocks
Exam Prep: AIEEE , Bank Exams

4 345
Q:

What fraction of 2 hours is 12 seconds?

 A) 1/200 B) 1/300 C) 1/400 D) 1/600

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

0 391
Q:

Three clocks are designed to alarm in every hour, two hours and three hours respectively. If they all alrmed together three hours before, then after how many hours will they next alarm together?

 A) 3 hours B) 6 hours C) 2 hours D) 1 hour

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

0 531
Q:

In a week, how many times are the hands of a clock at right angles with each other?

 A) 308 B) 44 C) 24 D) 154

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

0 365
Q:

What will be the acute angle between the hour-hand and the minute -hand at 2:13 p.m?

 A) 16.5 deg B) 18 deg C) 13.5 deg D) 11.5 deg

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

3 600
Q:

What is the measure of the smaller of the two angles formed between the hour hand and the minute hand of a clock when it is 5:49 p.m.?

 A) 119 deg B) 119.5 deg C) 120 deg D) 120.5 deg

Explanation:

Filed Under: Clocks
Exam Prep: Bank Exams

3 683
Q:

What would be the smaller of the two angles formed by the hour hand and the minute hand at 4:52 p.m?

 A) 162 deg B) 164.5 deg C) 165 deg D) 166 deg