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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the formula to calculate the gravitational force between two masses?
💡 Hint: Consider Newton's law of gravitation.
Question 2
Easy
Define electric field strength.
💡 Hint: Think about forces and charges.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the formula for gravitational field strength?
- g = GM/r²
- g = mF
- g = qE
💡 Hint: Think about how gravity affects mass.
Question 2
Is the magnetic field produced by a current-carrying wire always directed outward?
- True
- False
💡 Hint: Consider the direction of the wire and current.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the gravitational force between two satellites of 1000 kg at a distance of 1000 km between them.
💡 Hint: Remember to convert all measurements to meters.
Question 2
A particle with a charge of +1.6 x 10^-19 C moves in a magnetic field of 0.2 T at a velocity of 10^6 m/s. Calculate the force acting on it.
💡 Hint: Remember that the angle between velocity and magnetic field affects the force.
Challenge and get performance evaluation