Question 7 Two point charges are shown below. What is the direction of the electric force on qA by qB? up A O to the right O to the left down B Onone of the above

Q: • The fastest 400.0 m time in Olympic history was completed by Wayde van Niekerk (he's from South…

A: van Niekerk completed one 400 m lap in 43.03 seconds.

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Q: can you answer question 12?

A:

Q: 4. The Earth is (approximately) a sphere of radius 6.37 x 106 m. (a) Find the circumference of the…

A: Radius, r = 6.37×106 mCircumference, C = ? Surface area, A = ?

Q: Constants The downward forces represent the weights of machinery on the beam shown in (Figure 1).…

A: m=Mass of beam=220 kgg=Acceleration due to gravity=9.81 m/s2

Q: please, I can't encourage chat - gpt answer properly 74. How does altitude affect distance…

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Q: Example 3: Mohammad decides to take his friends for a picnic. He will row his boat full of friends…

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Q: Mark with an X the type of waves to which the examples of disturbances that are presented in the…

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Q: • Mr. Muscedere slams on the breaks. The force of friction his brakes applies is 1400 N. If he…

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A: "Since you have posted multiple questions, we will answer the first one . If you want the any…

Q: A thin rod has a length of 0.900 m and rotates in a circle on a frictionless tabletop. The axis is…

A: L = 0.9 mI1 = 1.06 * 10-3 kg m2W1 = 0.607 rad/sm = 5 * 10-3 kgNow, since at last the bug will be…

Q: Lightning and thunder are produced at the same instant during a storm, but each travel at different…

A: Given data: The speed of the ligth is c=3×108 m/s The speed of the sound is v=343 m/s   Part A:…

Q: Problem 2: & songs A noitatio Princess Peach is competing in a Mario Kart race on Rainbow Road.…

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Q: For the vectors shown below, determine the values of A and the acute angle 02 (in degrees) that…

A: a vector can be written as A̅ = A Cosθ î + A Sinθ ĵ

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Q: 12. The magnetic field B at all points within a circular region of radius R is uniform and directed…

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Q: What was the distance van Niekerk traveled?

A: Answers are in next step. Numerucal Values are in boxes.

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: 1. Two point masses, m, = 1 kg and m, = 2 kg, are suspended by a massless rod of total length (= 1…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 5) The energy levels of a quantum mechanical system are given by the equation: En hfo f = 10*Hz n =…

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Q: 12. What is the ratio of the electrostatic force to the gravitational force between two electrons?

A: 12)the charge on an electron (q) = - 1.6×10-19 C mass of electron (m) = 9.11×10-31 kg Let the…

Q: Find the average binding energy per nucleon of Mg. Select one: O 8.26 MeV/nucleon O 8.62 MeV/nucleon…

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Q: The figure above shows four very thin parallel planes of charge with equal separation between them.…

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Q: Can you please answer def as a followup if thats allowed?

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Q: 10. The map of city streets to the right shows blocks that are 40 m wide and 75 m long. A person…

A: