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
A). 0.14 m/s
B). 140 m/s
C). 1.4 km/s
D). 14 m/s
1. Why is it difficult to breathe at higher altitudes?
2. A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole
4. Which one of the following instruments is used to study dispersion of light ?
5. A ball rolling along the ground gradually slows down and finally comes to rest is due to ________.
6. Small bubbles are perfectly spherical because of
7. For a freely falling body, the sum of kinetic energy and potential energy is always
8. A passenger standing In a bus is thrown outward when the bus takes a sudden turn happens due to
9. A small piece of a substance is weakly attracted by a strong magnetic field. The substance is
10. Which of the following is a Non Renewable Resource of Energy?