# Benjamin Asiedu

Physics teacher | Verified Expert

I am a Physics graduate from The Citadel, The Military College of South Carolina. I have a passion for teaching and helping students understand complex concepts. My goal is to make learning enjoyable and accessible for all. I specialize in Physics and can assist with a wide range of topics, from mechanics to quantum physics. Whether you're struggling with homework or preparing for an exam, I'm here to help. Let's work together to achieve your academic goals!

## Questions

What makes magnets repel or be attracted to other materials?

A container with a volume of #48 L# contains a gas with a temperature of #140^o K#. If the temperature of the gas changes to #810 ^o K# without any change in pressure, what must the container's new volume be?

An electric toy car with a mass of #5 kg# is powered by a motor with a voltage of #12 V# and a current supply of #5 A#. How long will it take for the toy car to accelerate from rest to #3 m/s#?

What is #|| <7, 3, -1> - < -2 , 5, 3 > ||#?

What is the kinetic energy of a #9 kg# object moving at #7/4 m/s#?

How much power is produced if a voltage of #3 V# is applied to a circuit with a resistance of #9 Omega#?

A #3.70×106 kg# piece splits off an iceberg of mass of 5.96×107 kg. How do you calculate the mass of the remaining iceberg and express the answer in scientific notation?

A #5 L# container holds #9 # mol and #12 # mol of gasses A and B, respectively. Every three of molecules of gas B bind to two molecule of gas A and the reaction changes the temperature from #320^oK# to #210 ^oK#. By how much does the pressure change?

An object with a mass of #8 kg# is hanging from an axle with a radius of #15 cm#. If the wheel attached to the axle has a radius of #90 cm#, how much force must be applied to the wheel to keep the object from falling?

Why are standardized units of measurement important?

How much work would it take to push a # 25 kg # weight up a # 15 m # plane that is at an incline of # pi / 6 #?

A car driving at 41m/s hits the brakes and comes to a stop in 4.8 seconds. What was the car's acceleration during this stop?

A container with a volume of #18 L# contains a gas with a temperature of #270^o C#. If the temperature of the gas changes to #150 ^o K# without any change in pressure, what must the container's new volume be?

What is the uncertainty principle?

What is the gravitational potential energy of a # 5 kg# object on a shelf # 4/9 m # high?

A charge of #3 C# is at #(4 ,-7 )# and a charge of #-1 C# is at #(-2 , 4 ) #. If both coordinates are in meters, what is the force between the charges?

What is the unit vector that is orthogonal to the plane containing # (8i + 12j + 14k) # and # (3i – 4j + 4k) #?

What is the electric current produced when a voltage of #8 V# is applied to a circuit with a resistance of #48 Omega#?

If a projectile is shot at an angle of #pi/12# and at a velocity of #22 m/s#, when will it reach its maximum height??

The length if an arc traversed by minute hand of a watch 1 cm long after 15 minute as?