June - Life Learning Cloud
... You must write your answer for each question in the space following the question. Whenever a numerical value of g is required, take g = 9.8 m s–2. When a calculator is used, the answer should be given to an appropriate degree of accuracy. ...
... You must write your answer for each question in the space following the question. Whenever a numerical value of g is required, take g = 9.8 m s–2. When a calculator is used, the answer should be given to an appropriate degree of accuracy. ...
Feb
... 6. The diameters of the effort plunger and load piston of a hydraulic jack are 25 mm and 70 mm respectively. The plunger is operated by a lever, the distance from the fulcrum to the handle is 625 mm and from fulcrum to plunger is 50 mm. Calculate the velocity ratio, mechanical advantage and efficien ...
... 6. The diameters of the effort plunger and load piston of a hydraulic jack are 25 mm and 70 mm respectively. The plunger is operated by a lever, the distance from the fulcrum to the handle is 625 mm and from fulcrum to plunger is 50 mm. Calculate the velocity ratio, mechanical advantage and efficien ...
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... The third law of motion, the law of action and reaction, can be stated as follows: To every action there is always an opposed equal reaction. Example: Tires of car push back against the road while the road pushes the tires forward. ...
... The third law of motion, the law of action and reaction, can be stated as follows: To every action there is always an opposed equal reaction. Example: Tires of car push back against the road while the road pushes the tires forward. ...
1st Semester Review
... 33. If a projectile is fired horizontally and another is dropped at the same time, which one will hit the ground first? Draw a diagram to defend your answer and explain your answer in words. Describe how vertical and horizontal motions are connected in projectile motion. 34. How are the vertical and ...
... 33. If a projectile is fired horizontally and another is dropped at the same time, which one will hit the ground first? Draw a diagram to defend your answer and explain your answer in words. Describe how vertical and horizontal motions are connected in projectile motion. 34. How are the vertical and ...
Chap4 force practice problems with answers
... 3. Two ropes are attached to a 40.0 kg object. The first rope applies a force of 25.0 N and the second a force of 40.0 N. If the two ropes are perpendicular to each other, what is the resultant acceleration of the object? ...
... 3. Two ropes are attached to a 40.0 kg object. The first rope applies a force of 25.0 N and the second a force of 40.0 N. If the two ropes are perpendicular to each other, what is the resultant acceleration of the object? ...
Motion and Forces
... Calculate force, mass, and acceleration with Newton’s second law. Recognize that the free-fall acceleration near Earth’s surface is independent of the mass of the falling object. Explain the difference between mass and weight. Identify paired forces on interacting objects. ...
... Calculate force, mass, and acceleration with Newton’s second law. Recognize that the free-fall acceleration near Earth’s surface is independent of the mass of the falling object. Explain the difference between mass and weight. Identify paired forces on interacting objects. ...
