Determine how fast does it move after the bullet emerges
A 13 g bullet traveling 213 m/s penetrates a 2.0 kg block of wood and emerges going 152 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?
Expected delivery within 24 Hours
A rotating cylinder about 16 {rm km} long and 7.4 km in diameter is designed to be used as a space colony. With what angular speed must it rotate so that the residents on it will experience the same acceleration due to gravity as on Earth?
A second ball is thrown at an angle of 30.3° with the horizontal. At what speed must the second ball be thrown so that it reaches the same height as the one thrown vertically?
What is the least amount of time it takes for the bob to swing from a position of maximum displacement to the equilibrium position of the pendulum?
A uniform pole 6 m long and weighing 150 N is supported by a boy 1 m from one end and a man 1.5 m from the other end. At what point must a weight of 450 N be attached so that the man supports twice as much as the boy?
Suppose the steel alloy is used for an automobile axle that rotates at an average rotational velocity of 600 revolution per minute (RPM). What is the maximum lifetime of continuous driving that are allowable at stress level of 310 MPa?
A person can lift 45 kg ( aprox 100lb). Using specific gravity as 10.17 How many cubic meters of the metal could the person lift in
The mass of the second disk is 0.45 kg and its radius is 0.38 m. What is the angular velocity of the two disks combined?
A cannon shoots a cannon ball. The cannon is inclined at 45 degrees from the horizontal. The initial velocity of the ball is 147 m/s. Find the magnitude of the cannon ball's velocity 3.9 seconds after it is fired.
1949369
Questions Asked
3,689
Active Tutors
1423294
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Introduction: The heat that food releases during metabolism can be used to compute the energy that is contained within it.
Problem: When a cell surrounds a large particle with pseudopodia and then engulfs it, the process is called?
Question: Which of the following factors influence plasma membrane permeability?
A 35-year-old patient newly diagnosed with a Methylenetetrahydrofolate reductase (MTHFR) gene mutation inquires about its potential impact
Question: In which of the following terrestrial ecosystems are we most likely to find the highest net primary productivity?
Describe the effect of ADH/AVP on the renal collecting tubules. How does the respiratory system control the level of carbonic acid (H2CO3)?
When brown iodine is exposed to starch it turns dark purple. In an experiment, you placed water and 10 drops of iodine inside a small bag made of dialysis tubin