Part A What is the magnitude of the momentum of a 31 g sparrow flying with a speed of 5.3 m/s? Express your answer using two significant figures. [VG| ΑΣΦ p= Submit Request Answer a B ? kg m/s
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- A 1.25 kg hockey puck slides on a horizontal, frictionless surface at 3.0 m/s when it is struck by a 0.050 kg bullet traveling perpendicularly to the puck at 180 m/s. The bullet becomes wedged inside the puck. The sketch shows the view from above. After the collision, the speed of the composite puck/bullet object is_____m/s. O AA certain carbon monoxide molecule consists of a carbon atom of mass mc = 14 u and an oxygen atom of mass mo = 18 u that are separated by a distance of d = 122 pm, where "u" is an atomic unit of mass. a. Write a symbolic equation for the location of the center of mass of the carbon monoxide molecule relative to the position of the oxygen atom. This expression should be in terms of the masses of the atoms and the distance between them. b. Calculate the numeric value for the center of mass of carbon monoxide in units of pm.▼ Part A A cardinal (Richmondena cardinalis) of mass 3.60×10-2 kg and a baseball of mass 0.148 kg have the same kinetic energy. What is the ratio of the cardinal's magnitude pe of momentum to the magnitude p, of the baseball's momentum? ► View Available Hint(s) 15. ΑΣΦ 3 ? Pc = Pb Submit woman weighing 470 N have the same momentum. What is the ratio of the man's kinetic energy Km to that of the woman Kw? ? Part B A man weighing 740 N and ► View Available Hint(s) IVE ΑΣΦ Km- Kw Submit
- At one particular moment, a 19.0 kg toboggan is moving over a horizontal surface of snow at 4.60 m/s. After 7.50 s have elapsed, the toboggan stops. Use a momentum approach to find the magnitude of the average friction force (in N) acting on the toboggan while it was moving. NA ball of mass 0.305 kg that is moving with a speed of 5.8 m/s collides head-on and elastically with another ball initially at rest. Immediately after the collision, the incoming ball bounces backward with a speed of 3.2 m/s. ▼ Part A Calculate the velocity of the target ball after the collision. Express your answer to two significant figures and include the appropriate units. = μᾶ Part B Value Units Submit Request Answer ? Calculate the mass of the target ball. Express your answer to two significant figures and include the appropriate units.Why is the selected answer wrong? What is the correct answer?
- I need help with question 8?ent G An impulse of 12.2 kg*m/s is deli x 361242/take 10 p Question 1 A warehouse employee is pushing a 30.0 kg desk across a floor at a constant speed of 0.50 m/s. What is the magnitude of the momentum of the desk? O 0.017 kg*m/s O 15.0 kg*m/s O 60 kg*m/s O 30.5 kg*m/s Question 2 10 pts Norton Antivirus: 19.99/YE Your special price is valid to Google Chrome istudy-helper.co The momentum of a 12kg dog racing to greet its owner has a Norton What is the dog's speed? Install O a CopAnswer part a, b and c
- Force Exerted on an Object vs. Time 8 3 Time (s) Which of the following statements about the graph is correct? Your answer: O The area between the line and the x-axis could be the object's change in momentum (or impulse). O The area between the line and the x-axis could be the power exerted on the object. O The slope of the line could be the object's change in momentum (or impulse). O The slope of the line could be the power exerted on the object. O Neither of these values could be found from the graph. Force (N) 00n the railroad freight yard, an empty freight car of mass m rolls along a straight level track at 1.20 m/s and collides with an initially stationary, fully loaded boxcar of mass 5.80m. The two cars couple together on collision. What is the speed of the two cars after the collision?Part A A tennis ball of mass m = 0.060 kg and speed v = 29 m/s strikes a wall at a 45° angle and rebounds with the same speed at 45°. (Figure 1) What is the magnitude of the impulse given to the ball? Express your answer to two significant figures and include the appropriate units. µA а xa Xb X•10" FAt = 1.82808 kg S Submit Previous Answers Request Answer X Incorrect; Try Again; 3 attempts remaining Part B What is the direction of the impulse given to the ball? Figure 1 of 1 upward downward to the left to the right 450 Submit Previous Answers 450 Correct 圓