# Nora Arzate

Physics teacher | Verified Expert

I hold a degree in Physics from the Academy of Art University, equipping me with a unique perspective to tackle diverse questions. With a passion for breaking down complex concepts, I thrive on helping students grasp the intricacies of the subjects. Let's embark on a journey of knowledge together – I'm here to make learning an enjoyable experience for you!

## Questions

If a spring has a constant of #6 (kg)/s^2#, how much work will it take to extend the spring by #43 cm #?

If a rocket with a mass of #8000 " tons" # vertically accelerates at a rate of # 4 m/s^2#, how much power will the rocket have to exert to maintain its acceleration at 3 seconds?

A ball with a mass of #5 kg# moving at #3 m/s# hits a still ball with a mass of #16 kg#. If the first ball stops moving, how fast is the second ball moving?

What is the cross product of #<0,8,5># and #<-1,-1,2>#?

A charge of #16 C# passes through a circuit every #12 s#. If the circuit can generate #1 W# of power, what is the circuit's resistance?

How much work is required? A motor of what power is required?

A projectile is shot from the ground at a velocity of #8 m/s# and at an angle of #(2pi)/3#. How long will it take for the projectile to land?

What are all the important formulas for the chapter Thermodynamics?

What is Erwin Schrödinger's atomic model?

How can I calculate the magnitude of vectors?

Would you agree with this? "Objects with mass has a property called inertia, Inertia means that objects has a tendency to resist all changes in motion that effects the object ",

What is the relative velocity equation?

How can capacitance be increased?

A stone, initially at rest on a horizontal plane is hit by a bullet travelling horizontally, which then rebounds horizontally at right angles to its initial direction of travel. How is this possible?

What fraction of the volume of an ice berg is visible above ocean water ? (density of ice =917) (density of water =1025)

How is acceleration due to gravity calculated?

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

Which property of an optical telescope is associated with sharper images?

A ball with a mass of #2kg# moving at #1 m/s# hits a still ball with a mass of #6 kg#. If the first ball stops moving, how fast is the second ball moving?

What torque would have to be applied to a rod with a length of #6 m# and a mass of #3 kg# to change its horizontal spin by a frequency #9 Hz# over #6 s#?