Which among the following is NOT a property of colloids?
Colloids are capable of scattering a beam of light passing through them. This phenomenon is known as the Tyndall effect. When a beam of light passes through a colloid, it gets scattered by the colloidal particles, making the path of the light visible.
Ajay and Vishal left the place ‘X’ with different speeds which are in the ratio 3:2 respectively. Ajay left the place 42 seconds after Vishal. If af...
A person travelled a distance of 200 km in 7 hours. He travelled partly on a car at the speed of 50 kmph and partly on cycle at 20 kmph. What is the dis...
Travelling at a speed of 54 km/h, Chaman reaches a place 3 minutes early. If he had travelled at a speed of 48 km/h, he would have been 1 minute late. W...
Bus P takes 30 minutes to cover a distance of 60 km. If bus Q is 20% faster than bus P. Find the time taken by bus Q to cover the same distance?
Speed of a car and a bus is 30 km/h and 18 km/h, respectively. If the time taken by the car to cover a distance of ‘8x’ km is 1 hour less than time ...
Sheetal rides a bike at an average speed of 40 kmph and reaches her destination in 5 hours. Hemlata covers the same distance in 4 hrs. If Sheetal increa...
A boy goes to school with a speed of 50 km/h and comes back with a speed of 30 km/h. find his average speed?
A train has to cover a distance of 350 km in 25 hours. If it covers half journey in 3/5th time, then the speed of covering the remaining dist...
Train A travels at the speed of 40 kmph and reaches its destination in 3 hours. Train B travels at the speed of 50 kmph and reaches its destination in 4...
Before servicing, a car runs at a speed of 28 km/hr while after servicing, it runs at a speed of 56 km/h. After servicing the car covers a certain dista...
