CBSE Class 7 - Distance-Time Graphs Videos

• what is mean by displament
• What is the difference between distance and displacement?
• What are the different types of graph
•  1 what is motion and differentiate between uniform and non uniform motion? 2 what is displacement?
• If A has diameter of 6cm ams B has diameter of 12cm what ia the no of ratation A makes by the time B complete one rotation?
• when a ball is thrown into the air from certain point from the ground. and reaches a point on ground 50m from point of projection what its displacemt
• Explain the following concept  in your own word with everyday example . Force ,work,displacement ,velocity, acceleration,distance 
• In a 100 meter race, Gourav and Sachin reached the finishing line at the same time. Which of the following are the possible graphs to show that both competitors reached the finishing line at time 't'.
  
• The distance travelled by an object at various intervals are as follows Distance (m) : 0     25     50      75    100 Time (s) :   0    2     4    6    8 What distance is the distance covered by the object at 5s and 7s  
• Ram travels on a straight road. He goes from position A to position B. The distance between A and B is 4 Km. Now from position B he turns back and trvels a distance of 2 Km to reach the position C. a) Find the distance covered by Ram during the whole journey. b) Find the magnitude of his displacement.

Queries asked on Sunday & after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.