Aptitude - Clock - Discussion

Discussion Forum : Clock - General Questions (Q.No. 8)
8.
The angle between the minute hand and the hour hand of a clock when the time is 4.20, is:
0°
10°
5°
20°
Answer: Option
Explanation:

Angle traced by hour hand in 13 hrs = 360 x 13 ° = 130°.
3 12 3

Angle traced by min. hand in 20 min. = 360 x 20 ° = 120°.
60

Required angle = (130 - 120)° = 10°.

Discussion:
81 comments Page 2 of 9.

Ansh Shukla said:   7 years ago
How 1-hour cover 30°?

Can anyone clear this? please!
(1)

Aditi pawar said:   6 years ago
12 hour covers 360 degrees.
Then 360/12 = 30 degrees.
That is one hour.
(1)

Hashir Usmani said:   5 years ago
Can we do like this;
(20/60)*30 = 10?
(1)

Nitin said:   2 decades ago
By common sense it is clear that in 20 minutes the minute hand will move 20*6=120degree and the hour hand will move20*(1/2)=10degree.
Clearly min hand will be at 20 and hour hand will be 10degree apart.
(1)

Parimon said:   10 months ago
Thanks all for explaining it. @Deepti.
(1)

Netsi said:   1 decade ago
@4:20 is the hour hand @4? It moves a little towards 5.

Rajkumar said:   1 decade ago
What angle will form at 10 clock. Please explain?

B Mallesh said:   1 decade ago
In explanation, why 360/12 and 360/60 are taken?

Mukesh kumar said:   1 decade ago
@Rajkumar.

It should be 60 degree.

Aniil maurrya said:   1 decade ago
The perfect formula is 1/2|(60H - 11M)|.


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