# 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

If a #3 kg# object moving at #5 m/s# slows to a halt after moving #10 m#, what is the coefficient of kinetic friction of the surface that the object was moving over?

A solid disk with a radius of #2 m# and mass of #8 kg# is rotating on a frictionless surface. If #480 W# of power is used to increase the disk's rate of rotation, what torque is applied when the disk is rotating at #18 Hz#?

A projectile is shot from the ground at a velocity of #4 m/s# at an angle of #pi/3#. How long will it take for the projectile to land?

A model train, with a mass of #6 kg#, is moving on a circular track with a radius of #7 m#. If the train's rate of revolution changes from #4 Hz# to #6 Hz#, by how much will the centripetal force applied by the tracks change by?

A container with a volume of #8 L# contains a gas with a temperature of #370^o C#. If the temperature of the gas changes to #510 ^o K# without any change in pressure, what must the container's new volume be?

What is the cross product of #<5, 2 ,5 ># and #<4 ,7 ,3 >#?

Objects A and B are at the origin. If object A moves to #(-4 ,7 )# and object B moves to #(5 ,-3 )# over #4 s#, what is the relative velocity of object B from the perspective of object A?

What is the moment of inertia of a pendulum with a mass of #5 kg# that is #11m# from the pivot?

How much work would it take to push a # 2 kg # weight up a # 2m # plane that is at an incline of # (5pi) / 12 #?

Write down the properties of an image formed in a plane mirror?

With the aid of physics measure newton describes his third law ?

A wrench with a length of #24 cm# is being used to unscrew a #3 cm# bolt. If a torque of #7 Nm# is needed to overcome the friction keeping the bolt in place, what is the minimum torque that must be applied to the wrench to unscrew the bolt?

How much work would it take to push a # 8 kg # weight up a # 11 m # plane that is at an incline of # pi / 3 #?

An object with a mass of #8 kg# is pushed along a linear path with a kinetic friction coefficient of #u_k(x)= 2x^2-x+7 #. How much work would it take to move the object over #x in [2, 5], where x is in meters?

A charge of #-6 C# is at #(3, -1 )# and a charge of #-4 C# is at #( -3, 7 )#. If both coordinates are in meters, what is the force between the charges?

A 2.81 μF capacitor and a 6.20 μF capacitor are connected in series across a 23.0 V battery. What voltage would be required to charge a parallel combination of the same two capacitors to the same total energy?

A projectile is shot at a velocity of # 64 m/s# and an angle of #pi/4 #. What is the projectile's peak height?

An object with a mass of #12 kg# is revolving around a point at a distance of #12 m#. If the object is making revolutions at a frequency of #17 Hz#, what is the centripetal force acting on the object?

A solid disk, spinning counter-clockwise, has a mass of #18 kg# and a radius of #4 m#. If a point on the edge of the disk is moving at #2/3 m/s# in the direction perpendicular to the disk's radius, what is the disk's angular momentum and velocity?

A box with an initial speed of #8 m/s# is moving up a ramp. The ramp has a kinetic friction coefficient of #2/5 # and an incline of #pi /4 #. How far along the ramp will the box go?