A conducting spherical shell of inner radius 4.00 cm and outer radius 5.00 cm is concentric with a 7.00 nC point charge and has a total charge of -400 nC. Find

Q: A 4-kg car moving with a speed of 2 m/s starts up a hill. How high does the car roll before it stops…

A: Given: The mass of the car is 4 kg. The velocity of the car is 2 m/s. Introduction: When a body…

Q: A box was dropped from the top of a building. Which of the following is true regarding its…

A:

Q: A 1000kg race car accelerates from 0 to 60mph in 3 seconds. 1. Convert 60mph to meters per second.…

A: Given Mass of car = 1000 kg Initial velocity = u = 0 Final velocity = v = 60 mph Time taken to…

Q: A ball is dropped from a building 100 m high. If the mass of the ball is 10 grams, after what time…

A: The equation of motion can be used to find the unknown value of time and they can be given as,…

Q: 7. In the swimmer problem, if a = 0.5 miles and vo = 9 miles/hour, what must the swimmer's speed vs…

A: Given thata = 0.5 miles (width of the river)vo = 9 miles / hour (velocity of the river) d =1 mile…

Q: Flag question Let a and b be two unit vectors. a.(a+ (axb)) (a x b) + (bxa) a. (a x b) ax (a.b)…

A:

Q: An object moves in a circular path at a constant speed. Compare the direction of the object's…

A:

Q: Suppose that you're driving down the highway and a moth crashes into the windshield of your car.…

A: During collision, momentum is conserved and hence both the car and the mas experiences the same…

Q: 3. For the situations below, describe the relationship between n, & n₂. A) B) 112 ոլ ոլ ni D ոշ n₂

A: Given Data:See the figure. Data is pulled from the figure.i = angle of incidence>r = angle of…

Q: 2. Calculate the uniform acceleration of a tricycle, which a. starts from rest and reaches a speed…

A:

Q: O chrome 4.) After six hours, a hiker descended 500 feet At what rate did the hiker climb (in feet…

A: Here is  per the question  After 6 hours the hiker descended 500 feet. Hence the hiker is climbing…

Q: 46. What is the approximate braking distance for a car traveling at 75 mph once the brakes are…

A: The speed of the car is given as u=75 mph

Q: 3. How far could you speed walk in 10 minutes? Use your speed from the 20m test to calculate the…

A: ques: how far could you speed walk in 10 minutes? t = 10 minutes = 10*60 sec t= 600 sec

Q: Walking up an inoperative escalator takes ninety seconds. The trip takes sixty seconds when the…

A:

Q: 5. Two vectors are defined below. A = -3ỹ - 92 B = -6x + 5y a) Find P, if P = AXB. Show all steps…

A:

Q: Which of the following best represents Newton's Third Law of Motion?   a. P2 = ka3.   b. Planets…

A: Answer: (a) P^2 = ka^3.

Q: The moon orbits the earth in almost circular orbit with a radius of 384,000 km and an average period…

A:

Q: a sentence that demonstrates its meaning in physic term. Not definition 1. Vectors 2. motion…

A: Vector : The movement of an object from one point to another point, which has both magnitude and…

Q: Which of the following is NOT a vector quantity?  a. a 50 kg bag b. 50 Newton sack of rice c. a…

A: Given data:  Four different physical quantities Required: The quantity that has not a vector

Q: A car moves in a straight line 20 miles due north, then travels 10 miles due east. The total…

A: Given data:  d1 = 20 miles due North d2 = 10 miles due East Required: The total distance traveled by…

Q: 12. What is 32 [km/hr²] in [m/s²] A. 2.46 x 104 m/s? B. 8.89 m/s? C. 2.47x 103 m/s² D. 8.89 x 101…

A:

Q: A police car is traveling south towards the intersection that a robber’s car has just crossed…

A:

Q: 4. What is free fall? How is it C different than movement in answers.

A: Given Here we have to give the answer of free fall motion and reason how motion along x-axis…

Q: 1. What are the three laws of motion and give an example of a situation for each law.

A: To state three law of motion and to an example ofa situation for each law.

Q: d. The speed that a vehicle was traveling, s, in miles per hour, when the brakes were first applied,…

A:

Q: An object experiences acceleration when: a)  it speeds up. b)  it slows down. c)  it turns. d)…

A: Acceleration is defined as the rate of change of velocity. A velocity is a vector quantity therefore…

Q: A 1.8 kg ball is kicked at a velocity of 6.08 m/s [E] at a stationary 48.0 kg girl. The bal bounces…

A: Speed of Ball= 6.08m/s

Q: Define vector and scalar Which of these is a vector quantity?   a. average velocity   b.…

A: 1) Vector: vector is used to express the quantity with its direction and magnitude with some…

Q: Distance is measured in the following units. Chose all the correct answers.   a. Yard   b. feet…

A: Given: Distance is measured in the following units. Chose all the correct answers

Q: 14. A skier leaves the top of a smooth slope with an initial speed of 7.00 m/s. Her speed at the…

A:

Q: 2. Recall from class that Frs< HSFN. In your own words, explain why it is an inequality and not an…

A:

Q: QUESTION 23 Which of the following quantities is not a vector? a. Acceleration b. Position C.…

A: Quantity which requires magnitude as well as direction is called as vector quantity.

Q: A moving electron accelerates at 5200 m/s² in a 55.0° direction. After 0.530 s, it has a velocity of…

A: The acceleration of electron along the y-direction is;The velocity of electron at t = 0.530 s time…

Q: Which type of quantity is characterized by both magnitude and direction scalar

A: Which type of quantity is characterized by both magnitude and direction

Q: 11. The time of flight of the projected object is the same as if it were falling vertically. Which…

A: When a body is thrown with an initial velocity in the direction other than vertical than the body…

Q: You are on one of those fast roller coasters that is traveling at 30 m/s and it accelerates at 4…

A: Given data: Initial velocity (v0) = 30 m/s Acceleration (a) = 4 m/s2 Time (t) = 4 s Required: Final…

Q: What is the unit for centripetal acceleration? a. m/s^2 b. rad/s^2 c. m/s d. cm/s^2

A:

Q: If the hill is 64 meters long, how long will it take Luis to get to the bottom assuming he started…

A: Given data:  Distance (d) = 64 m Initial velocity (u) = 0 m/s Acceleration (a) =2 m/s2 Required: The…

Q: 6. It takes Mary 15 minutes to drive to school and her route is 18km long. What is Mary's average…

A:

Q: 3. Convert the following values a. I degree to rad and to grad b. 400 grad to rad c. x/2 to grad and…

A: We are given angles. We need to convert them to asked conversions. We know that 1rad=13750.987 secs…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.