A jet airplance travelling at the speed of ` 500 km ^(-1)` ejects its products of combustion at the speed of ` 1500 km h^(-1)` relative to the jet plane. What is the speed of the burnt gases with respect to observer on the ground ?

A jet airplance travelling at the speed of 500 km ^(-1) ejects its products of combustion at the speed of 1500 km h^(-1) relative to the jet plane. What is the speed of the later with respect to observer on the ground ?

A Jet airplane travelling at the speed of 500kmh^(-1) ejects its products of combustion at the speed of 1500kmh^(-1) relative to the jet plane.What is the speed of the latter with respect to an observer on the ground?

A jet airplane travelling at the speed of "500kmh^(-1)" jets its products of combustion at the speed of 1500kmh^(-1)relative to thejet plane what is the speed of the latter with respect to an observer on the ground

A jet airplane travelling at the speed of 500 km h^(-1) , ejects the burnt agses at the speed of 1100 km h^(-1) , relative to the jet airplance. Find the speed of the burnt gases .w.r.t. a stationary onserver on earth.

A jet airplane travelling at the speed of 450 kmh ^(-1) ejects the burnt gases at the speed of 1200 kmh^(-1) relative to the jet airplane. Find the speed of the brunt gases w.r.t a stationary observer on earth .

A plane is travlling eastward at a speed of 400 km h^)-1) . Wind is blowing southward at a speed of 80 km h^(-1) What is the direction of the place relative to the ground ?

A boat travels upstream at the speed of 20 km/h and downstream at the speed of 30 km/h. What is the speed of the boat.

A jet plane is flying horizontally with a velocity 600 km h^(-1) . The burnt gases are injecting from the rear of the get plane with the velocity 2000 km h^(-1) . With respect to the jet plane. Find the velocity of burnt gases with respect to a person on the ground.

An aeroplane travelling at a speed of 500 km h^(-1) tilts at an angle of 30^(@) as it makes a turn. What is the radius of the curve?