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A particle moving in the x-y plane has a position vector given by r = 1.89t2i + 1.17t3j, where r is in inches and t is in seconds. Calculate the radius of curvature? of the path for the position of the particle when t = 2.1 sec.

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You are testing a new jet engine in a test cell at sea level conditions. You measure the mass flow through the engine and find it is 125 kg/sec of air plus 2.5 kg/sec of fuel.

Question 10 Which of the listed components provides the most resistance to wheel rotation on a hybrid during normal braking? OA) Front brakes

What are the mechanisms of energy transfer in an open system?

16 Suppose that a steel of eutectoid composition is cooled to 550°C (1020°F) from 760°C (1400°F) in less than 0.5 s and held at this temperature.

The rotor in a shaded pole motor consists of A coils energized by alternating current B a short circuited loop of copper wire c a permanent magnet D an iron cylinder

What factors are likely to promote the formation of stress corrosion cracks?

Find the mass if the force is 18 N and the acceleration is 2 m/s2

Which process must first take place in order for the proteins in foods to be used by body cells? (1) digestion (3) synthesis (2) storage (4) excretion