Please select a subject first
Advertisements
Advertisements
Match the following:
| Column-I | Column-II | |
| 1. | Electric Current | radian |
| 2. | Luminous intensity | ampere |
| 3. | Angle | steradian |
| 4. | Solid angle | candela |
Concept: undefined >> undefined
Match the following:
| Column-I | Column-II | |
| 1. | Length | s |
| 2. | Mass | m |
| 3. | Time | k |
| 4. | Temperature | kg |
Concept: undefined >> undefined
Advertisements
Match the following:
| Column-I | Column-II | |
| 1. | Millimeter | 10-15 m |
| 2. | Nanometer | 10-3m |
| 3. | Angstrom | 10-9m |
| 4. | Fermi | 10-10m |
Concept: undefined >> undefined
Match the following:
| Column-I | Column-II | |
| 1. | Temperature | Beam balance |
| 2. | Mass | Ruler |
| 3. | Length | Digital clock |
| 4. | Time | Thermometer |
Concept: undefined >> undefined
Convert the following units into meters.
Concept: undefined >> undefined
A bus travels, a distance of 20 km from Chennai central to the airport in 45 minutes. What is the average speed?
Concept: undefined >> undefined
Why did the actual speed differ from the average, speed?
Concept: undefined >> undefined
Which of the quantities have the same SI unit?
Concept: undefined >> undefined
In a 100m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ______.
Concept: undefined >> undefined
______ measures the instantaneous speed of the automobile.
Concept: undefined >> undefined
Assertion: The speed of a body can be Negative.
Reason: If the body is moving in the opposite direction of positive motion, then its speed is Negative.
Concept: undefined >> undefined
A car starting from rest moves with a uniform acceleration of 0.2 ms-2 for 3 min. Find the
- speed acquired
- the distance traveled.
Concept: undefined >> undefined
Abus from Chennai travels to Trichy passes loo km, 160 km at 10.15 am, 11.15 am respectively. Find the average speed of the bus during 10.15 – 11.15 am.
Concept: undefined >> undefined
______ is the instrument used to measure atmospheric pressure.
Concept: undefined >> undefined
On each 1 m2 of surface, the force acting is ______.
Concept: undefined >> undefined
______ is a device for measuring atmospheric pressure without the use of liquids.
Concept: undefined >> undefined
The barometer works by balancing the Mercury in the glass tube along with the outside air pressure.
Concept: undefined >> undefined
Electrons in outer orbits are called free electrons.
Concept: undefined >> undefined
Define the following:
Electromotive force (e.m.f.)
Concept: undefined >> undefined
At the center of a magnet, the magnetism is ______.
Concept: undefined >> undefined
