Question

Two clocks A and B are shown in figure. Clock A has an hour and a minute hand whereas clock B has an hour hand, minute hand as well as a second hand. Which of the following statement is correct for these clocks?

(a) A time interval of 30 s can be measured by clock A.
(b) A time interval of 30 s cannot be measured by clock B
(c) Time interval of 5 min can be measured by both A and B
(d) Time interval of 4 min 10 s can be measured by clock A

Answer 1

Answer:

clock A and B very difference 20 min difference and answer is B is a correct explain

Answer 2

Answer:

Option C is correct

Let's look at the options one by one

Option A

The clock A has no seconds hand and cannot measure the time interval. Hence, False

Option B

The clock B has a seconds hand and can measure the time interval. Hence, False

Option C

Both the clocks have a minute hand and can measure the time interval. Hence, True

Option D

The clock A has no seconds hand and cannot measure the time interval. Hence, False