Question 196 of 210
The minimum velocity (in ) with which a car driver must traverse a flat curve of radius and coefficient of friction to avoid skidding is
Show answer and solution
Answer: (B) 30
The condition to avoid skidding,
Laws of Motion
JEE Main level, single correct, medium
JEE Main question paper PDF
Open a shift to read the full paper on this page, or download it.
Opening paper…
More Physics practice
- Laws of MotionA body of mass is acted upon by two perpendicular forces and . The magnitude of its acceleration is:
- Laws of MotionA block on rough horizontal floor () is connected to hanging mass . System acceleration is ():
- Laws of MotionTwo blocks ( and ) with respectively masses kg and kg are joined by a massless thread. These blocks are mounted on a frictionless pulley which is fixed on the edge of a cube (), as shown in the figure below. Block is positioned on the top surface which has no friction and block is in contact with side-surface, having coefficient friction . The cube () moves towards the right with acceleration of , where is gravitational acceleration. During this movement the block and remain stationary. The value of is _______. (take m/s)
- Laws of MotionA wedge with mass of kg and all frictionless surfaces and the inclined surface making with horizontal. A block with mass kg is placed at the highest point of the wedge as shown in figure is at rest. At wedge is pulled toward right with constant force of N. Taking the block at rest at , the time taken by it to slide down m on the slope, while is on the move, is _____ s.
(take and m/s)
- Laws of MotionThree masses kg, kg and kg are suspended from a fixed smooth frictionless pulley as shown in the figure below. The value of is _____.
(take m/s)
- Laws of MotionAt , a body of mass g starts moving under the influence of a force N. After s its position is m. The ratio is ______.
JEE Main Physics practice question on Laws of Motion (Frictional force), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.