# Layla Ahmed

Physics teacher | Tutor for 7 years

I hold a degree in Physics from the University of San Diego. My passion lies in unraveling the mysteries of the universe and making complex concepts understandable to all. With a solid foundation in physics, I offer clear explanations and insightful guidance to students across various topics. Whether it's mechanics, electromagnetism, or quantum physics, I'm dedicated to fostering a deep understanding and appreciation for the wonders of the natural world. Let's explore the boundless possibilities of physics together and embark on a journey of discovery and enlightenment.

## Questions

A charge of #2 C# is passing through points A and B on a circuit. If the charge's electric potential changes from #17 J# to #5 J#, what is the voltage between points A and B?

Why does radioactive decay happen?

Objects A and B are at the origin. If object A moves to #(5 ,-3 )# and object B moves to #(-7 ,2 )# over #3 s#, what is the relative velocity of object B from the perspective of object A? Assume that all units are denominated in meters.

What is the formula for tension??

What torque would have to be applied to a rod with a length of #8 m# and a mass of #8 kg# to change its horizontal spin by a frequency #1 Hz# over #5 s#?

A projectile is shot from the ground at an angle of #(5 pi)/12 # and a speed of #7 m/s#. Factoring in both horizontal and vertical movement, what will the projectile's distance from the starting point be when it reaches its maximum height?

Long Word Problem on Newton's Third Law. Help?

An object with a mass of #2 kg#, temperature of #331 ^oC#, and a specific heat of #18 (KJ)/(kg*K)# is dropped into a container with #37 L # of water at #0^oC #. Does the water evaporate? If not, by how much does the water's temperature change?

How do you normalize # (18i -30j -12k) #?

If #32 L# of a gas at room temperature exerts a pressure of #6 kPa# on its container, what pressure will the gas exert if the container's volume changes to #2 L#?

An object with a mass of #6 kg#, temperature of #160 ^oC#, and a specific heat of #9 J/(kg*K)# is dropped into a container with #27 L # of water at #0^oC #. Does the water evaporate? If not, by how much does the water's temperature change?

An object travels North at #6 m/s# for #3 s# and then travels South at #5 m/s# for # 6 s#. What are the object's average speed and velocity?

The nucleus of the helium atom contains two protons that are separated by about 3.8 multiplied by 10^-15 m. How do you find the magnitude of the electrostatic force that each proton exerts on the other?

How does frictional force affect the velocity of an object?

A truck pulls boxes up an incline plane. The truck can exert a maximum force of #3,500 N#. If the plane's incline is #(5 pi )/8 # and the coefficient of friction is #7/6 #, what is the maximum mass that can be pulled up at one time?

An object with a mass of #5 kg# is pushed along a linear path with a kinetic friction coefficient of #u_k(x)= x^2+2 #. How much work would it take to move the object over #x in [2, 5], where x is in meters?

If #32 L# of a gas at room temperature exerts a pressure of #72 kPa# on its container, what pressure will the gas exert if the container's volume changes to #16 L#?

What is the force, in terms of Coulomb's constant, between two electrical charges of #-105 C# and #90 C# that are #15 m # apart?

An electric toy car with a mass of #6 kg# is powered by a motor with a voltage of #4 V# and a current supply of #2 A#. How long will it take for the toy car to accelerate from rest to #14/3 m/s#?

An electric toy car with a mass of #3 kg# is powered by a motor with a voltage of #8 V# and a current supply of #15 A#. How long will it take for the toy car to accelerate from rest to #7 m/s#?