A body covers a distance of 1m along a semi circular path what is the magnitude of displacement of the body and ratio of distance to displacement?
Distance is 1 m and the displacement is 1/(pi/2) or 2/pi meter
Ratio of distance to displacement is pi/2
An object of mass m = 2 kg is lying on a rough inclined slope such that it is at rest. Find the magnitude of contact force acting on the object (in Newtons).
Assume g=10 Coefficient of friction = .8 Angle of elevation = 30
A man has a rectangular garden 55x40m and he makes a 1m wide diagonal path as shown in the diagram. What is the area of the path?
A paper is in the form of a square of side 20 m. Semi-circular are drawn inside the square paper on two opposite sides as diameter. If semi-circular portions are cut off. then what would be the area of the remaining paper?
The engine of a car applies enough force to accelerate the car from 0 km/h to 180 km/h covering a distance of 100 m. If the mass of the car is 3 tons. Find the force applied by the car's engine?
