Home
Class 11
PHYSICS
An aeroplane requires a speed of 72 kmph...

An aeroplane requires a speed of 72 kmph for a take off with 150m run on the ground. The mass of the plane is 1500kg and the coefficient of friction between the aeroplane and the ground is 0.4. Assuming that the aeroplane acceleration uniformly during take off, find the minimum force exerted by the engine of the aeroplane for take off. 

Text Solution

Verified by Experts

7880N
Promotional Banner

Similar Questions

Explore conceptually related problems

An aeroplane of mass 10,000 kg requires a speed of 20 ms^(-1) for take-off run of 100 m on the ground. The coefficient of kinetic friction between the wheels of the plane and ground is 0.3. Assume that the plane accelerates uniformly during the take off. Determine the minimum force required by the engine of the plane to take off (g = 10 ms^(-2)) .

Find the force required to pull a block of mass 100kg up an incline of 8^(@) at a uniform speed of 5m//s . The coefficient of friction between the block and the plane is 0.3 .

A car is taking a turn of radius 400 m on a horizontal circle . Coefficient of friction between the ground and tyres of car is 0.2 . Find the maximum speed with a safe turn can be taken

A force of 200N is applied as shown in the figure on block of 3 kg. The coefficient of friction between the block and the wall is 0.3. Find the friction acting on the block. (in N) {Take g = 10 m//s^(2)

A block A of mass 4 kg is kept on ground. The coefficient of friction between the block and the ground is 0.8 . The external force of magnitude 30 N is applied parallel to the ground. The resultant force exerted by the ground on the block is (g = 10 m//s^(2)) a) 40 N b) 30 N c) zero d) 50 N

A block of mass m = 4 kg is placed over a rough inclined plane as shown in fig . The coefficient of friction between the block and the plane mu = 0.5 A force F = 10N is applied on the block at an angle of 30^(@) . Find the contact force between the block and the plane. k

The coefficient of friction between 4kg and 5kg blocks is 0.2 and between 5kg block, ground is 0.1 respectively. The minimum force 'F' required for slipping between 4kg and 5kg blocks is n xx 3 the value of n is.

A person of mass 75 kg works in a where his job is to arrange heavy articles in a stone - room As shown in figure he place a packing of mass 20 kg on a ramp that is inclined to the horizontal at 37^(@) and pushed it up the ramp with an acceleration 1.5ms^(-2) .This is the minimum acceleration for the packege to reach the top to the ramp.THe coefficient of static and friction between the shoes of the person and the ground is 0.8 and coefficient of kinetic friction for the motion of package on the is 0.5 Force applied by the person on the package is

On a stationary block of mass 2kg a horizontal forces F starts acting at t = 0 whose veriation with time is shown in figure .The coefficient of friction between the block and ground is 0.5 New answer the following question Find the time when acceleration of the block is zero

A boy is pulshing a ring of mass 3 kg and radius 0.6 m with a stick as shown in figure. The stick applies a force of 3N on the ring and rolls it without slipping with an acceleration of 0.4 m//s^(2) The coefficient of friction between the ground and the ring is large enough that rolling always occurs and the coefficeient of friction between the stick and the ring is (f)/(10) The vlaue of F is