The crate in (Figure 1) has a center of gravity at G. Figure P 4.5 ft 2.5 ft 3.5 ft 1 of 1 Part A Determine the maximum force P that can be applied without causing movement of the 330-lb crate. The coefficient of static friction at the floor is = 0.45. Express your answer to three significant figures and include the appropriate units. P= Value Symbols Submit Request Answer Units ?

y 400 lb/ft 3 4 A В -12 ft -12 ft- The beam above is supported by a rocker at point A and a pin at point B. Which of the following is closest to the magnitude of the force reaction at point A? The beam a) 1600 lb b) 3200 lb c) 2000 lb d) 4800 lb

6 kN/m 4 kN/m 2 m 1.5 m Which of the following is closest to the magnitude of the single resultant force for the distributed loads applied the entire length of the cantilevered beam above? a) 10 kN b) 5 kN c) 17 kN d) 12.5 kN

21 - A vertical cylindrical vessel with a diameter of 15 cm and a height of 40 cm is partially filled with 25 cm high water. The cylinder is rotated at a constant speed of 20 rad/s. What is the maximum height difference between the edge and the center of the free surface?    a) 11.5cm  B) 15cm  NS) 5.4cm  D) 9.5cm  TO) 7.2cm   22 - The water level in a tank is 9.4 m above the ground. At the bottom of the tank, the sprinkler connected to the pipe end faces upwards. The effective pressure at the water surface inside the tank is 300 kPa. Since the system is at sea level, how high does the water coming out of the fountain rise? (ρ=1000 kg/m³)    a) 48 meters  B) 25m  NS) 30m  D) 40m  TO) 20m

24] (5 Marks) The 2-lb brick slides down a smooth roof, such that when it is at A it has a velocity of 5 ft/s. Determine the speed of the brick just before it leaves the surface at B and the speed at which it hits the ground. A. Speed at B A) 21.48 f/s, B) 31.48 fl/s, C) 41.48 fl/s 15 t Speed at C A) 34.1 ft/s, B) 44.1 f/s, C) 54.1 ft's 30 ft

1. You drive your car starting from rest and accelerate uniformly to a speed of 27 m/s in 11 s. Calculate the distance the car travels during the acceleration. A) 160 m B) 320 m C) 1900 m D) 640 m 2. An travels 8 m in the 1st second of travel, 8 m again during the 2nd second of travel, and 8 m again during the 3rd second. What is its acceleration? A) 8 m/s? B) 16 m/s? C) 24 m/s D) 0 3. A car accelerates at 2 m/s2, Assuming the car starts from rest, how far will it travel in 10 s? A) 20 m B) 10 m C) 100 m D) 200 m 4. A car accelerates at 2 m/s2. Assuming the car starts from rest, how much time does it need to accelerate to a speed of 30 m/s? A) 20 s B) 15 s C) 60 s D) 30 s 5. A car accelerates from rest for 5 s until it reaches a speed of 20 m/s. What is the car's acceleration? A) 4 m/s? B) 3 m/s? C) 2 m/s? D) 1 m/s?

A block of mass weighing 200 kg is being pulled upward along an inclined surface. The angle of the surfacewith respect to the horizontal axis is 15°. The force pulling the block is equivalent to 600 N and is inclined 8° upward withrespect to the axis of the inclined surface.a) Determine the component of the pulling force in the horizontal axis.b) Determine the component of the pulling force in the axis perpendicular to the inclined surface.c) Determine the component of the self-weight of the crate in the axis parallel to the line of action of the pullingforce.

Find the angle α, for the vector making an angle by y and z axis as 60˚ and 45˚ respectively. It makes an angle of α with x-axis. The magnitude of the force is 200N. a)90 b)45 c)60 d)120