In digital clocks, mechanical vibrations are converted into:
Sound signal
Light signal
Electronic signal
Radio signal
1 micro second =
0.00001 second
0.0001 second
0.01 second
0.000001 second
The SI unit of speed is:
Km/hour
Metre/ second
Km/ second
Metre/ hour
The initial position of rest of the pendulum is known as:
Bob
Length
Mean position
Median position
In modern clocks, which of the following oscillates with the help of batteries?
Magnesium crystal
Quartz crystal
Silver crystal
Titanium crystal
The simplest device that can be used to measure time based on periodic motion.
Pendulum
Odometer
Sun dial
Hour glasses
In clocks, which of the following is used to measure time?
Vibration
Rotation
Periodic motion
Revolution
By how much time is IST ahead of GMT?
3 hours 50 minutes
5 hours 30 minutes
6 hours 50 minutes
4 hours 15 minutes
Expand GMT
Greenwich Mean Time
Greenwich Main Time
Green Mean Time
Galileo Mean Time
Time periods are based on:
Cyclic events
Repetitive events
Oscillatory events
Rotational events
