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Q: Given A = 21+}-3k andB = -i+2}. The magnitude of 38-A is %3D Select one: a. 7.68 b. 9.28 O c. 8.96 O…

A: Option A is the right answer  7.68

Q: R has a magnitude of 104. Which of the following COULD NOT be Ry? Choose all that apply. 104 -104…

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: Let R Sx TŤ and e tails at the same point. Which of the following is NOT true? 90° is the angle…

A:

Q: B) Let u = 5i-j+k, v = j-5k, w = -15i+3j-3k. Which vectors if any, are 1) perpendicular? 2)…

A:

Q: Which of the following statements is/are correct observation/s when the magnet is inserted through…

A:

Q: 2. Express the force as a Cartesian vector in terms of unit vectors ‘i’ ‘j’ and ‘k’. Round to three…

A: The force acting on the system is given as, F=500 N. TO DETERMINE: The given force in cartesian…

Q: 3] The angle between the vector r = 2i- j- 3k and the positive z-axis is:

A:

Q: What are the signs of the velocity, force, and accelration when the cart is at x3?

A: A cart is moving in positive x - direction.  When the cart at position at (X)3 the sign of velocity…

Q: Consider again the situation given in Problem 1. (a) Find the center-of-mass of the system made up…

A: as there were no numerical values ,  I have left the answers in given variables.

Q: 30 N D 40 N 20 N A 'B 10 N The above figure indicates a net force of 28.3 N along the diagonal CA a…

A:

Q: he kinetic energy of a stone falling near the earth's surface through a vacuum increases with the…

A: A stone fallind near the earth's surface is under the influence of only gravitational force of…

Q: How much net work is required to accelerate a 1000-kg car from 20 m/s to 30 m/s? x 105 joules

A: Given data: Mass (m) = 1000 kg Initial velocity (v0) = 20 m/s Final velocity (v) = 30 m/s Required:…