UBINPHYS8 2.P.026. MY NOTES ASK YOUR TEACHER PRACTICE A A space probe is launched from Earth headed for deep space. At a distance of 10,000 miles from Earth's center, the gravitational force on it is 203 lb. What is the size of the force when it is the following distances from Earth's center? (a) 20,000 miles X Ib 101,5 (b) 30,000 miles 67.6 X Ib (c) 100,000 miles 20.3

Q: Suppose you are using a see-saw with your friend. You have a weight of 600 N and your friend has a…

A:

Q: Calculate the minimum work required to transport a mass of 1.0 kg from the surface of the Earth to…

A:

Q: An object with a total of 1.3 x 10⁵ J of gravitational potential energy on a 35 m tall cliff would…

A: Given:-  gravitational potential energy ( U ) = 1.3 x 10⁵ J  height of cliff (h) = 35m

Q: see a bolt of lightening and 4 seconds later we hear the thunderclap. if the speed in the air is…

A:

Q: What does a vector's curl mean in practice?

A: To discuss the physical meaning of curl of a vector.

Q: A 3.0-mm-long segment of wire carries a current of 3.0 A in the +x direction. It lies in a magnetic…

A: The magnetic force on a wire of length l carrying current I in a magnetic field B at an angle θ is

Q: A 1000kg car traveling at 35 m/s takes 9 m to stop under full braking The same car under similar…

A: Given data *The mass of the car is m = 1000 kg *The initial speed of the car is u = 35 m/s *The…

Q: A penny rotating inside of a balloon is an example of momentum O electricity mass centripetal force

A: A penny rotating inside a balloon will follow a circular path. It is due to the walls of balloon.

Q: O X Z y Ox y N F LL B

A:

Q: Which of the following is the Sl unit for gravitational electric powe Watt Work O Kilogram Meter…

A: Gravitational electric power also termed as Gravitricity power. Gravitational electric power is form…

Q: A stealth fighter is in a level flight at a speed of 400 kph and an altitude of 1000 m when it drops…

A: The stealth fighter is flying their plane at an altitude of 1000 m, with a level speed of 400 kph.…

Q: What role does a vector's curl have in the context of an application?

A: In the context of vector calculus and applications in physics and engineering, the curl of a vector…

Q: 3) A soccer player kicks a ball straight up in the air at 18 m/s. a. What is the ball's total…

A: Given: The initial speed of the ball is 18 m/s vertically upward.

Q: Is the turtle speeding up or slowing down? Why?

A: Answer  the turtle is speeding up

Q: Which one of the following is NOT the unit of power? Watts Íb/s Nm/s O J/s

A: Power is rate of change of energy.

Q: The point of origin is the

A: Point of origin

Q: What is the speed of electricity?

A: The word electricity  generally refers to the movement of free electron within conductor in presence…

Q: Dumbbell Dunibbell -Professor (not a dumbbell) BEFORE AFTER

A: In the 'BEFORE' scenario (w1), the professor has a larger moment of inertia because the dumbbells…

Q: thank

A:

Q: Why is it important to use proper equipment in playing badminton?

A: Investing in quality badminton equipment might be the difference between being a good player and…

Q: dind Ih hod

A:

Q: What is escape speed?

A: When a body is thwon upward away from the surface of the earth, it goes upto a maximum height and…

Q: NO.74

A:

Q: prave JA A -31

A:

Q: A cyclist, starting from rest, travels in a straight line for 10 minutes. 1. During the first 2.0…

A: Given the uniform acceleration is 0.067 m.s-2 for the first two minutes. Therefore the velocity for…

Q: What is the potential energy of a body in space?

A: Potential energy is,

Q: While Emely was watching a military parade of a group of US Army soldiers, the soldiers caught her…

A: This is an example of Newton third law that is for every action there is equal and opposite…

Q: How much work does a 5000 Watt clothes dryer do when you run it for 30 minutes? 30 minutes = 1,800…

A:

Q: +5 V 1 kN

A: According to the Ohm's law the potential difference V across a resistor of resistance R  carrying a…

Q: THINKING SECTION 15. Shway is a student at a college. She has a part-time job with take-home pay of…

A: Solution:-   Yearly scholarship of Carl is $4100    So monthly scholarship is approximately $342…

Q: A 39.5 kg mg child on a sled slides down a hill reaching a speed of 8.92 meters per second how high…

A:

Q: What would be the answer for this?

A: Required : Do heavier objects fall more slowly than the lighter object.

Q: If you have an average of 6.5 hours of online class per day for 204 days of school per year, how…

A: Given: The power consumed by the laptop is 90 W. The time is 6.5 hr for 204 days. The rate of cost…

Q: A book on a shelf has potential energy of 200J and two times the mass of a book next to it. What is…

A: Given data The gravitational potential energy for the book is given as PEh = 200 J. The…

Q: would you mind also assisting me with d?

A:

Q: a 2 -1 2 2 4 2 4

A:

Q: The Laptop consumes 0.71 kWh of energy in one day. What is the average power consumption of this…

A:

Q: higher watts can charge the battery

A: Wattage is the overall measurement of power that flows through your charger, so a higher cell phone…

Q: What is the speed at the ground of an object that falls freely from height of 25m

A: Given: The height of the fall is 25 m. Introduction: When a body falls freely from a height then the…