FAQs on Speed, Time & Distance: Clocks

Question 1

1. How do mechanical clocks work?

Accepted Answer

Ans. Mechanical clocks work by using gears, weights, and springs to regulate the movement of the hands. As the gears turn, they move the hands of the clock at a steady pace.

Question 2

2. What is the difference between an analog clock and a digital clock?

Accepted Answer

Ans. An analog clock has hands that point to numbers on a circular dial to tell the time, while a digital clock displays the time in numerical format using digits.

Question 3

3. Why do clocks sometimes need to be adjusted for daylight saving time?

Accepted Answer

Ans. Clocks need to be adjusted for daylight saving time to make better use of daylight during the longer days of summer. This adjustment is made to save energy and make better use of natural light.

Question 4

4. How accurate are atomic clocks?

Accepted Answer

Ans. Atomic clocks are incredibly accurate, losing only about one second every few million years. They work by measuring the vibrations of atoms to keep time.

Question 5

5. Can you explain how a sundial works?

Accepted Answer

Ans. A sundial works by using the position of the sun to cast a shadow onto markings that indicate the time. The shadow moves as the sun travels across the sky, allowing people to tell time based on the shadow's position.

Speed, Time & Distance Clocks Video Lecture - CAT

Must-Read Topics

Guided Learning

Revision

Mock Tests

Related Exams

Study Speed, Time & Distance: Clocks on the App