Which of the following is/are true regarding atomic clock?

Atomic clocks are very much radioactive

No worries! We‘ve got your back. Try BYJU‘S free classes today!

It counts how many times the atom switches from positive to negative and vice versa and then uses that number to measure the passing of time

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Atomic clocks don't operate by measuring energy particles

No worries! We‘ve got your back. Try BYJU‘S free classes today!

An atomic clock measures the amount of time it takes for an atom to switch its energy state

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct options are
B It counts how many times the atom switches from positive to negative and vice versa and then uses that number to measure the passing of time
C An atomic clock measures the amount of time it takes for an atom to switch its energy state
$\begin{matrix} Fact: Atomic clocks measure the number of times an atom switches from positive to negative and vice versa and then uses - that number to measure the passing of time. An atomic clock measures the amount of time it takes for an atum to switch its energy state. \end{matrix}$

Suggest Corrections

Similar questions

Q. Atomic clocks can measure time very accurately. They are not affected by the movement of the earth or the sun. The measurement is based on the:

Q. There are atomic (Caesium) clocks capable of measuring time with an accuracy of 1 part in

10^{11}

. If two such clocks are operated to precision, then after running for 5000 years, these will record a difference of :

Q. A wall clock uses a vertical spring mass system to measure the time. Each time the mass reaches an extreme position, the clock advances by a second. The clock gives correct time at the equator. If the clock is taken to the poles it will:

Q. A clock wall uses a vertical spring-mass system to measure the time. Each time the mass reaches an extreme position, the clock advances a second. The clock gives the correct time at the equator. If the clock is taken to the poles it will

Question 2

Two clocks A and B are shown in the 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) Time interval of 30 seconds can be measured by clock A

(b) Time interval of 30 seconds cannot be measured by clock B

(d) Time interval of 4 minutes 10 seconds can be measured by clock A

Join BYJU'S Learning Program