Option 4
X = 0.76m
Not yet answered Points out of 10.00 P Flag question The figure below shows a uniform...
Quiza Not yet answered Marked out of 10.00 P Flag question ndependent Part A A truck on a straight road starts from rest, accelerating at 2.00 until it reaches a speed of 200 ms. Then the truck traces for 150 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.00 OP (a) How long is the truck in motion? Answer: (b) What is the average velocity of the truck for...
Question7 Not yet answered Points out of 1.00 P Flag question Collisions: Two blocks on a frictionless horizontal surface are on a collision course. One block with mass 0.69 kg moves at 1.54 m/s to the right and collides with a 0.79 kg mass at rest and the two masses stick together. Find the final velocities of the two masses after the collision. Select one: a. v'1-0.72 m/2 and v2-0.72 m/s b. v1--0.10 m/2 and v2-1.44 m/s c. v1-0.55 m/2...
Question 2 Not yet answered Points out of 10.00 P Flag question A transformer has an incoming service of 7,200 volts. If the primary coil has 75 turns and the secondary coil has 15 turns, what is the outgoing voltage from this transformer? Also, please state if this is a step-up or step-down transformer. FT: BE
My Courses Question 2 Not yet answered Points out of 1.00 P Flag question A wire has a mass of m = 10 gram and a length of L = 50.0 cm is suspended by a pair of flexible springs in a uniform magnetic field of magnitude 0.50 T. What are the magnitude and direction (left or right) of the current required to remove the tension in the supporting springs? g = 10 m/s^2 Activate Window
Not yet answered Points out of 10.00 P Flag question A particle with mass 2.0 kg is initially at rest at the origin (x=0). It then moves along the x-ax acted on by a force F(x)=9.0-3.0x, where F is in Newtons if x is expressed in meters. Find the kinetic energy of the particle when it reaches x=3m. Select one 6.8 J 13,5 J OOJ 9.03 54.0 F2 ] H
Question 3 Not yet answered Points out of 10.00 P Flag question A building has a 40kW load using a 240V AC three-phase system. a) What is the total current needed for this system if the PF is 0.8? b) Based on the current calculated in part a, what size conductor is needed for this system if the feeder is to be aluminum rated for 90°C? c) If the service for this building is from underground, what type of conductor...
Question 2 Not yet answered Points out of 10.00 P Flag question A first order process is found to have a rate constant of 32.3 s-1. How long does it take for the reactant concentration to decrease to one-fifth (1/5)? Select one: O A. 67.2 s OB. 0.00691 s OC. 0.223 s OD. 7.21 s O E. 0.0644 s Previous page Next page
Question 3 Not yet answered Marked out of 10.00 P Flag question You are given that, for the (3, 3)-matrix A below, det(A) A = a r [x b s y c t z Then det ((1-5. A)*)* . (4-472) = Save Progr ss Previous page Next page Jump to... Answer Entry Help
Question 5 Not yet answered Points out of 10.00 Fill in the blanks. Pumps Flag question energy to a fluid primarily in the form of increased Select one: a. add; elevation b. subtract; elevation C. subtract; pressure d. add; velocity e none of the above f. subtract; velocity g. add; pressure
Not yet answered Marked out of 10.00 p Flag question Spite is rare among non-human animals. Using the economics of territories, explain why this should be so. 1 A BID ! != fro