The magnetic field on the axis of a circular current loop at x=0 is given by: O A) HoI / ta Ο Β) μο/ 2πα OC) None of them O D) HoI /2R O E) HoI /R

Q: Which of the following statement is incorrect? A. î × j = k B. k · j = î C. ĵ · j = 1 D. k × k = 0 А…

A:

Q: 10. In an attempt to break a world record, Laso Schaller dove from a platform taller than the Tower…

A: When he starts jumping from the platform, the initial velocity of him is zero.

Q: A stone is thrown at a cliff with a height of h.  If the stone is thrown with an initial speed of 42…

A: Given: The height of the cliff is h. The initial speed of the stone is 42 ms. The initial angle is…

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Q: 10) Determine T1 and T2 in N. 45 T2 50 N

A: This is a case of equilibrium where total force at point A is zero. So all forces in opposite…

Q: 1. A stone is thrown downward from a tower with an initial velocity of 3 m/s. The height of tower is…

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Q: 1. A bowling ball starts from rest and moves 300 m down the gutter in 22.4 seconds. a) What is its…

A: Given Data: The distance covered in the downward direction is: h=300 m The time taken to move down…

Q: 10. Mr. Mangan soars over a large group of zombies and is in the air for a total of 5 s. How high…

A: Given , Mr. Mangan is in the air for 5s. So he took 2.5 s to go up and 2.5s to go down. So from…

Q: Q3: A cheetah can accelerate from rest to a speed of 30.0 mis in 7.00 s. What is its its…

A: Given: Initial speed of Cheetah, u = 0 m/s Final speed of Cheetah, v = 30 m/s Time taken, t = 7 s

Q: Problem 7: A1.85-kg falcon catches and holds onto a 0.67-kg dove from behind in midair.

A:

Q: How long does it take a baseball to travel the 18.4 m from the pitcher's mound to home plate when…

A: Given data The distance traveled by the ball is given as d = 18.4 m. The speed of the baseball is…

Q: 2. A long distance runner is on the last leg of the race. The 71.0kg runner is jogging at 1.42m/s…

A: Kinematics.

Q: A cheetah can accelerate from rest to a speed of 32.0 m/s in 7.00 s. What is its acceleration? O224…

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Q: E7.A hiker covers a distance of 1.26 km in a time of 0.5 hours. What is the average speed of the…

A: Average speed is given by   Where S = total distance covered, t = total time taken

Q: You are riding a donkey that gets scared by an earthquake. If the donkey was originally traveling at…

A: Given: The initial velocity of the donkey is 12.5 m/s. The final velocity of the donkey is 13.7 m/s.…

Q: A 4 kg bowling ball is dropped from a building, and accelerates down toward the earth at 9.8 m/s^2.…

A: Given data:  A 4 kg bowling ball dropped from the building Acceleration = 9.8 m/s2, down towards the…

Q: A water bottle rocket is blasted up with an initial velocity of 40. m/s. Assume no air resistance.…

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Q: ds The accompanying figure shows the velocity v = dt body moving along a coordinate line. a. When…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 6. As a storm approaches, the wind is blowing with a velocity of 5 m/s north. Suddenly, in 4…

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Q: Which of the following statement is incorrect? A.î x j = k B.k. j = i C.ĵ · j = 1 D. k x k = 0 A) A…

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Q: A motionless minecart can be evenly accelerated to v at any time going through one powered rail…

A: Given, A motionless minecart, starting at rest can be evenly accelerated to v at anytime going…

Q: 5. A box falls off the tailgate of a truck and slides along the street for a distance of 62.5 m.…

A: Given data:  Distance (d) = 62.5 m Final velocity (Vf) = 0 m/s Acceleration (a) = -5.0 m/s2…

Q: 9. A car traveling at 27 m/s slams on its brakes to come to a stop. It decelerates at a rate of 8…

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Q: The person is roller skates so friction can be ignored. They are traveling at 2.0 m/s beginning the…

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Q: 3. A driver, driving a car with speed of 6.8m/s², saw a tree falling on the road. He applied the…

A: Given the speed(u) with which the driver was driving the car, u = 6.8m/s   [assuming the typo error…

Q: Joe was assigned to an expedition to the Arctic by the government to find the wrecks of a ship that…

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Q: Q1. The graph represents the straight line motion of a car. How far does the car travel between t=0s…

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Q: Q4. Given A = 2.0 î+3.0ĵ and B = 3.0 î-4.0 ĵ. Find (Ả × B)/(A.B):

A: The cross product of two vectors is given solving the determinant of the components of the two…

Q: displacement

A: Given: The runner starts running from her house and ends up back at her house. The total distance…

Q: An object is initially at rest at (x, y) (0, 0).lIt accelerates at a rate of a = 4.7i + 2) ?What is…

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Q: 2. A ball falls with an acceleration of 10 m/s?. If it started with a velocity of zero, what will be…

A: Given data: The acceleration of ball is a=10 m/s2. Velocity required after t=2 s. Initial velocity…

Q: The trap-jaw ant, found throughout tropical South America, catches its prey by very rapidly closing…

A: (a).The slope of the Speed-Time graph gives accelaration. In this case ,Maximum Accelaration means…

Q: 8. Luis is accelerating down a hill on his skateboard with a constant m/s2. If Luis was initially at…

A: Given Dataacceleration a = 2 m/s2initial speed u = 0 m/stime t = 5 slet v denotes the final speed…

Q: If Rx is unique and we increase R1. How does L3 and L2 change to keep getting the same Rx? a. L2 and…

A: Have a look

Q: C1. You observed a stone falling freely from a cliff. The time it took to fall is 4 s. How high is…

A: When a stone is freely falling from a cliff, the initial velocity of the stone is equal to zero. u=0…

Q: Same object is first released from h and strikes the ground at the distance d, if it is released now…

A: Given, hieght h and 2h and distance for h is d

Q: A skydiver makes a jump into the stadium during an airshow. She waits 15 seconds before pulling her…

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Q: OBJA woman walks a distance of 250 m with an average speed of 1.5 m/s. How long did it take her to…

A: Given that,The distnace traveled by woman : d = 250 (m)Speed of woman : v = 1.5 (m/sec)Here we need…

Q: If it is starting from rest, what is the velocity in the first 5.50 m, W = 2225 N, P = 445 N, 0 =…

A: