I understand what you are saying at first the same concept of mgh came to my mind but then i started thinking F=ma should also work here... but why isn't that giving an answer?
Homework Statement
Ram and Shyam both climb a hill.
They have the same mass.
Ram wins the race and reaches in 5 Minutes but shyam reaches in 7 mins.Choose the correct Statement:
A)Ram and shyam do the same work but exert different power
B)Ram and shyam do different work and exert...
Yes i am in class 9, and yes i have been taking special tuition...
I have completed the class 9 syllabus of science and have completed class 10(physics&maths).
I know all about Oersted,Flemings right hand,left hand,electromagnetic induction
Moreover i have started training for the Indian...
Homework Statement
A magnet is dropped towards a loop of copper .the acceleration of magnet will be ?
Homework Equations
The Attempt at a Solution
less than g ,because copper will oppose the relevant pole(im not sure why?)
Homework Statement
A wire of length L is placed in a magnetic field B,If the current in the wire is I,then maximum magnetic force on the wire is?
Homework Equations
The Attempt at a Solution
Honestly,I have no idea how to do this..(Im in class 9)
Homework Statement
A bar magnet is moved between 2 coaxial coils A and B as shown in the figure.The end planes of the two coaxial coils facing the magnet due to induction will behave?
Homework Equations
The Attempt at a Solution
My solution:
It will induce south pole in A and B...
Homework Statement
In the given circuit,the equivalent resistance between points A and B will be?
Homework Equations
The Attempt at a Solution
My solution
Effective resistance will be 2Ω+2Ω=4Ω as the current will not enter the triangle as equal amt of current enter from opposite sides(Im not...