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what is the difference between muscular force and mechanical force
what is the difference between musular force and mechanical force
Why do the army tanks move over the wide steel chain rather than on the wheels?
WHAT ARE NON CONTACT FORCES?
a bomb is dropped from an airplane flying horizontally when it is vertically above the building,the bomb will heat the building
A physical text book has a mass of 2.2 kg.
a) what is the wieght on earth ?
b) What is the weight on Mars (g=3.7 m/s2)
c) If the text book wieghts 19.6 newtons on venus, what is the strenght of gravity on venus?
Why does a knife become blunt with use?
I hope my question has been ASKED earlier also. But I am not satisfied with the answer. So I need an answer from a proper expert.. I also request u to send all my answers in my mail.
Why does a sharp nail easily penetrate wood, but not a blunt nail?
definition of friction
what is static friction
what is pressure ?
what is wear and tear
Explain the following
why is frictiona consequential force
What causes friction ?
WHAT IS NEWTON 'S LAW OF GRAVITATION ?
In a game of tug-of-war, there are 9 individuals in teamIand 5 individuals in teamII. Each individual in teamIapplies a force,F. The force applied by each individual in teamIIis double of that applied by each individual in teamI.
A few seconds later, an individual from each team joins the other team. Which team will win the game and by what margin?
If a wooden block is placed in three different positions on a floor, which position of the block will exert the greatest force on the floor?
Is any work done when you push a wall with your hands? why?
What Is Friction???
Why is the edge of knife kept sharp?
is friction a neccessary evil comment
EXPLAIN NEWTON'S 2nd LAW
can u define static friction .can u give me the answer today i have my exame tomorrow
how do we know that it is an contact and non-contact force?
what is the exact meaning of pressure?
what is the difference between force and pressure
what will be the change in pressure if the thrust and are will be increased double ?????
What is the SI unit of density
why frictional force is neccessary in our day today life.is there frivtional force in moon also?
Both non -contact and contact forces act when an apple falls down to Earth.=TRUE.
Please explain how.
WHY THERE ARE NO QUESTIONS ON PRESSURE IN FORCE AND PRESSURE CHAPTER OF CLASS VI ? [FOR EXPERTS ONLY] I AM TALKING ABOUT THE CHAPTER TESTS
they are not showing the types of forces like what is upthrust etc
define the following
How can we measure force
what is the meaning of the word repulsive?
find the focal length and the nature of lens which should be placed in the contact with a lens of focal length 10cm so that the power of the combination becomes 5d.
what are non contact forces
what is the unit of pressure?
1.Define the term pressure..
2. State and define the SI of pressure.
a wooden block of dimension 18cm *10cm is placed on a table. If pressure is 3000 pascal ,find the weight of the wooden block?????
what is force at a distance ?
how is friction always acting in the opposite direction, than what we are moving it
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