22. Given the triangle below, how long is the hypotenuse AB. where BCAern·ndt.ng e at 2 cm 6 cm d 8cmR 23. What is the standard deviation of the following set of data points? (9.65,9.89, 9.7) a. 9.7467 b 24. siope of fis velocity vs time plot gives 0.0160 2.56×10 d. 0.1266 3.1220 a. Position Answer is not given b. Velocity C. Acceleration d Displacement e. 25. Slope of the position vs time plot gives: Velocity Answer is not given a. b. Acceleration C. Position d. Displacement e. ら 26. A soccer ball is kicked horizontally. What is its average speed if it traveled 25 meters in 48s? me d. 312.5 km/hru. 7. If an object falls from a tall building, how long will it take before it reaches a speed of a. 25 m/s b. 5.2 m/s c. 0.192 m/s oO49m/s? a. b. 5s d. 9s e. 11s 28. What type of force occurs when the breaks are applied on a bike? a. Stretching b. Elastic cFriction d. Magnetic 29. Unless acted on by an outside force, an object moving with uniform velocity a. b. c. Gradually comes to rest. Falls to the Earth. Has no momentum. d. Abruptly comes to rest. e. Continues to move at that velocity 30. A net force of 10N acts on a 0.2kg ball. What is the acceleration of the ball? b. 0.02m/s c. 2 m/s d. 5 m/s e. 50 m/s a. Om/s 31. A 25-N steel ball is suspended by a light rope from the ceiling and the system is not moving. The tension in the rope is a. 25 N d. Can’t decide without acceleration information. b. 25g N c. Zero 32. A 2kg block is lifted vertically 0.5m by a construction worker. How much work was done by the construction worker? a. 1J d. zero b. 10J 33. A certain motor is able to perform 6000J of work over the course of 2 minutes. What power d. 3000J e. 5 developed by the motor during this time? a. 50 W c. 12000W b. 3000W