X) (X) 8. 4 Four, long, parallel power lines each carry 100-A currents. A cross-sectional diagram of these lines is a square, 20.0 cm on each side. Choose the direction of net magnetic field at the center of the square from the reference diagram in the figure.

Q: Zach, whose mass is 70 kg, is in an elevator going up at a constant speed of 2.0 m/s. Match the…

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Q: The passengers feel:

A: Given, velocity of car(v) = 20 m/s            radius (R)            = 100m

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A: Given- Force (F1) = 11.7 N Acceleration (a) = 10.3 m/s2 θ = 39° Mass of crate (m) = 6.2 Kg

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Q: A car rounds a 16 m radius curve at 8 m/s. The magnitude of it's acceleration in m/s²

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A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

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Q: 8. You are riding a roller-coaster going around a vertical loop, on the inside of the loop. If the…

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Q: What is the magnitude of the net force needed to bring a 2085 kg car to rest from 25.6 m/s in 9.3…

A: Given that;- mass, m= 2085 kg vinitial = 25.6 m/s time t = 9.3 s vfinal =0 m/s

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Q: Q6. What the Miller indices for the following shapes?

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A: Here, we calculate the given as follow;

Q: 1. Calculate the x-component of force 100 Ib. Assume positive to the right. O 40V5 Ib O 50 Ib None…

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Q: 4.0 m/s

A: Given initial speed of the car v = 4.0 m/s When car is at bottom both centripetal force and weight…

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A: radius (r) = 32 cm = 0.32 m H = 6.4 m h = 4.1 m Let the mass = m

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Q: If your mass on Earth is 55kg, what is your mass on the moon? a. 55kg c. 550 kg b. 55 N d. 550 N

A: Mass is always constant. Mass can not change. Weight change due to change of gravity.

Q: The gravitational force between two objects with masses 3kg and 20kg separated by a distance 9m is…

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Q: rocket launched from the ground accelerates upwards at 15m/s2 . a. What is the upwards force from…

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Q: 10. A 1.55-kg stone is tied to a 1.22-m long string and whirled in a vertical circle at a constant…

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Q: 1. Find all the forces on Qs. Q2 0.7 m 0.7 m 2 m 0.3 m 1.1 m Qs Q1 = Q3 = Qs = 4 x 10-6 C Q2 = Q4 =…

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Q: R,- 120 1 R- 68 A V, - 75 V3 R- 560 1 R=120 1 R- 180 0 R- 68 1

A: in the given figureR4 and R5 are in parallel1RS1=1R4+1R5RP1=R4 R5R4+R5=120×180120+180=72 ohmThis…

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Q: ans. a) 3.41 N a) What is the tension in the string? m/sec. The length of the string is 1.2 m. The…

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Q: A car of mass 1200 kg climbs a 300 hill with vertical height of 100 m. If the car has a net forward…

A: Given: Mass (m) = 1200 kg Force (F) = 70000 N

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Q: 12. The top of a hill on a roller coaster has a circular shape with a radius of 25.0 m. A car going…

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Q: E2. A car rounds a curve with a radius of 35 m at a speed of 20 m/s. What is the centripetal…

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Q: A. Solve and write your complete solution to the following problems. R2-2.5 2 I1 I2 I3 R4-0.5 2…

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Q: Point A is located somewhere in space. If the acceleration due to gravity at point A is given by: g…

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Q: 3 ст 3 cm 91 q2 q: = Q= 4.5 nC, q, = -4.5 nc

A: Given:

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Q: 26. A stationary 25 kg object is released from a position 8.9 x 106 m from the centre of the earth.…

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Q: 46. A 2.55 kg bucket of sand is attached to a 1.31 m long rope and is swung in a vertical circle. At…

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Q: A 10 N of force is applied to a toy car and toy car accelerates to 2m/s^2. If 20 N of the force is…

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Q: What is the maximum safe speed that this tire can handle when properly inflated and in good…

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