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Can anyone list 10 advantages and disadvantages of friction?
why does rough surface have greater friction then smooth surface?
give 10 examples of friction in our daily life.
Arrange in ascending order-
Rolling friction; Sliding friction; Static friction; Kinetic friction; Fluid friction
What are the methods of reducing friction? Explain .
What are the differences between sliding and rolling friction ? ...(atleast 3)
What are the problems faced by people living in desert areas?
What role does friction play in the sport of your choice?
write various techniques adopted by human beings to reduce energy losses due to friction
Rani wanted to plate an iron spoon with copper. She took copper sulphate as electrolyte. She connected the spoon with the positive terminal of the cell and the copper plate to the negative terminal. She closed the circuit and found no change. What went wrong? Explain.
explain why sliding friction is less than static friction?
Why do spaceships are provided with heat shield?
Explain Friction as necessary evil?
friction a necessary evil
give three examples of increase and decrease friction.
IMAGINE THAT FRICTION SUDDENLY VANISHES. HOW WOULD LIFE BE AFFECTED. LIST TEN SUCH SITUATIONS
WHAT ARE THE CHEMICALS PRESENT IN MATCHSTICK?
how 2 make webpages on pollution i jst need d HTML code plzz
give example to show that friction is both a friend and a foe?
why is it not advisable to use oil as a lubricant in some machines ?
Why is rolling friction less than sliding friction??
Water comes out more slowly from upstairs tap than from a similar
Explain why the sole of our shoe wear out.
why is 'static friction'called a self adjusting force?
how does friction helps us in walking?
why do gymnasts apply a coarse substance to their hands
why spaceships are provided with heat shields
what will happen if friction suddenly vanishes from our life
under what condition rolling friction increases?
why is rolling friction less than sliding friction?
how does a bicycle stop when its breaks are applied????
Why do we sprinkle fine powder on the carom board while playing?
Why is it tough to write in a very smooth paper?
mention three effects (consequences) of friction.
is friction a friend or foe?
list 10 advantages and disadvantages of friction in 10 different sports (like basketball,ice skating,running,car racing ....etc)
WHY THE SOLES OF SHOES TREADED?
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
If a body is made to move on the sandy surface, what will happen to its motion?
plz answer my question
why do we slip while stepping on a banana peel?
what is streamlining ??
What is friction ?
Why are the worn out tyres discarded?
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?
imagine thet friction suddenly vanishes,how would life be affected.list ten such situation
What do you mean by streamlined shape? How does it help in the motion of vehicles.
why do painters use sand paper before painting the doors??
why is it difficult to write on a glaze paper?????//
explain why the handles of motor cyclenr covered with a rubber sheet with spikes????
on what principle do ball bearings work
Why is friction called a perverse force ?
give an example to show the effect of heat generated in a machine due to excessive friction
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?
Two bodies in contact but not moving with respect to each other can exert
1.no friction on each other,
2.static friction on each other,
3.sliding friction on each other or
4.rolling friction on each other.
Give two examples where friction is (a) Useful (b) A nuisance.
why is friction considered to be a hindrance? Give examples.
Why friction is a necessary evil?
why are the bodies of birds streamlined
if you try to hold a glass with oil on your hands it tends to slip.why?
(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 brake pads of bicycles have to replaced quite often
WHY DO WE SLIP ON A MUDDY ROAD AND WHEN WE STEP ON A BANANA PEEL?
What is a streamlined body? How is it helpful for a body to have such a shape?
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