Select Board & Class
Can anyone list 10 advantages and disadvantages of friction?
give 10 examples of friction in our daily life.
what is streamlining ??
What are the methods of reducing friction? Explain .
why does rough surface have greater friction then smooth surface?
What are the problems faced by people living in desert areas?
explain why sliding friction is less than static friction?
Explain why the sole of our shoe wear out.
write various techniques adopted by human beings to reduce energy losses due to friction
Explain Friction as necessary evil?
friction a necessary evil
IMAGINE THAT FRICTION SUDDENLY VANISHES. HOW WOULD LIFE BE AFFECTED. LIST TEN SUCH SITUATIONS
give three examples of increase and decrease friction.
Arrange in ascending order-
Rolling friction; Sliding friction; Static friction; Kinetic friction; Fluid friction
WHAT ARE THE CHEMICALS PRESENT IN MATCHSTICK?
Water comes out more slowly from upstairs tap than from a similar
give example to show that friction is both a friend and a foe?
Why is rolling friction less than sliding friction??
What are the differences between sliding and rolling friction ? ...(atleast 3)
would you be able to suck juice with a drinking straw on the moon ?give reason?
How can you show that for a given pair of surfaces and given normal force, the force of static friction increases with the applied force?
why is 'static friction'called a self adjusting force?
What role does friction play in the sport of your choice?
how 2 make webpages on pollution i jst need d HTML code plzz
how does friction helps us in walking?
how does a bicycle stop when its breaks are applied????
why spaceships are provided with heat shields
what will happen if friction suddenly vanishes from our life
What is a streamlined body? How is it helpful for a body to have such a shape?
why is rolling friction less than sliding friction?
Why do spaceships are provided with heat shield?
What is the difference between force and friction?
Why do we sprinkle fine powder on the carom board while playing?
mention three effects (consequences) of friction.
is friction a friend or foe?
A car travels a certain distance with a speed of 50 km/hr and returns with a speed of 40 km/hr. Calculate the averagespeed for whole journey.
GIVE REASON WHY POWDER IS SPRINKLED ON THE CARROM BOARD
reducing friction to the lowest possible level in machine tools solves the problem of energy crisis and coserve biodiversity. explain
why do we slip while stepping on a banana peel?
Why are the worn out tyres discarded?
why do the coolie put that round thick cloth on their head and then the weight on it.
why do painters use sand paper before painting the doors??
imagine thet friction suddenly vanishes,how would life be affected.list ten such situation
explain why the handles of motor cyclenr covered with a rubber sheet with spikes????
on what principle do ball bearings work
'When we walk, we press the ground in the backward direction, using our feet. Since friction acts in the opposite direction of motion, it pushes us forward. Hence, we are able to walk.'I dont understand this.. explain???
Why is friction called a perverse force ?
What do you mean by streamlined shape? How does it help in the motion of vehicles.
kabaddi players rub thier hands with the soil before the game starts
why are grooves provided in the soles of shoes
Why does the sportsmen use shoes with spikes?
Give two examples where friction is (a) Useful (b) A nuisance.
why do gymnasts apply a coarse substance to their hands
Why friction is a necessary evil?
what is the cause of friction. explain with the help of a labelled diagram
why are the bodies of birds streamlined
What is friction ?
if you try to hold a glass with oil on your hands it tends to slip.why?
A weightlifter rubs powder in the hands before lifting a weight so as to increase the amount of friction in between the hands and the rod. This helps the lifter to have a better grip on the rod.
How can the amount of friction increase if powder is applied? Isnt it a lubricant?
(a) rollers are used for transporting luggage.
(b) metal chains are wrapped on tyres when they run on icy roads.
(c) aeroplanes and car bodies, are made more pointed along their fronts.
(d) talcum powder is put on a carrom-board before a game.
WHY DO WE SLIP ON A MUDDY ROAD AND WHEN WE STEP ON A BANANA PEEL?
Copyright © 2020 Applect Learning Systems Pvt. Ltd. All rights reserved.
E.g: 9876543210, 01112345678
We will give you a call shortly, Thank You
Office hours: 9:00 am to 9:00 pm IST (7 days a week)