Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2
0.14 m/s
140 m/s
1.4 km/s
14 m/s
Additional Questions
|
Of the following properties of a wave, the one that is independent of the other is its |
Answer |
|
Lux is the SI unit of |
Answer |
|
On a rainy day, small oil films on water show brilliant colours. This is due to |
Answer |
|
Point A is at a lower electrical potential than point B. An electron between them on the line joining them will |
Answer |
|
Materials for rain-proof coats and tents owe their water-proof properties to |
Answer |
|
RADAR is used for |
Answer |
|
Sound of frequency below 20 Hz is called |
Answer |
|
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because |
Answer |
|
Suitable impurities are added to a semiconductor depending on its use. This is done in order to |
Answer |
|
Stars twinkle because |
Answer |