If you have a ball with a mass of 6.00kg, that has an initial velocity of vA=(2.00i + 5.00j)m/s and a final velocity of vB=(-2.00i + 8.00j)m/s, What is the change in velocity, in Polar coordinates?   a. (5.00, 323)   b. (13.0, 90.0)   c. (4.58, 143)   d. (4.58, 128)   e. (5.00, 143)

Q: The maximum running speed (S) in km/hr and the corresponding body mass (m) in kg were determined for…

A: Unit of speed is km/hr Unit of mass is kg The relation between speed and mass is  S=5.7m2Unit of…

Q: A snowball is thrown with a  speed of 45.0km/h,  giving it momentum with a magnitude of 2.10 Ns.…

A: Given value--- speed = 45 km / h. momentum = 2.10 Ns . We have to find--- mass of snowball ?

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A: Percentage error=1.97%g=Acceleration due to gravity=9.81 m/s2

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Q: Arailroad freight car of mass 2.84 × 10ª kg collides with a stationary caboose car. They couple…

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Q: A + 3C 2A - C

A: Given that  A→=-8j^C→=-12cos(25°)i^-12sin(25°)j^=-10.87i^-5.07j^   (a) A+3C =-8j^+3-10.8i^-5.07j^…

Q: Consider two vectors, A = 16.1 m at 44.0°, and B (-9.70î + 3.70j) m. Determine the x and y…

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Q: The air temperature was 72.60° F during a thunderstorm, and thunder was timed 7.65 s after lightning…

A: Since the lighting is travelled in the air at the speed of light. And the thunder travels in the air…

Q: In the figure, a particle moves along a circle in a region of uniform magnetic field of magnitude B…

A: Given that:B=3.6 mT=3.6×10-3 T  (upward)F=3.0×10-15 T

Q: Assuming the +x-axis is horizontal to the right for the vectors in the following figure, find the…

A: a)Resolve vector A into respective x and y components as,

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A: Given data:  Distance (d) is proportional to m2/3 Mass of tortoise 1 (m1) = 50 kg Distance traveled…

Q: 37. ssm The average value of the squared speed 2 does not equal the square of the average speed…

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Q: A ping pong ball achieved a speed of 112.5 km/hr. If the ping pong ball had a mass of 2.5 g and hit…

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Q: atomic nucleus initially moving at 375 m/s emits an alpha particle in the direction of its velocity,…

A: Given  Initial speed = u = 375 m/s  Final speed = v = 250 m/s  Mass of alpha particle = Mh = 4 .0 u…

Q: Show solution. Please use the table for conversion 1. 525.27 lbm to kg 2. 60052 tons to lbm 3.…

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Q: If B→ is added to C→=7.7î+7.9ĵ, the result is a vector in the positive direction of the y axis,…

A: C = 7.7 î + 7.9 ĵ Resultant is along Y axis and magnitude is equal to C.

Q: You find yourself stuck in outer space with nothing but your physics book and a space suit. You have…

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Q: Determine the A×B.A×B. (A=2i+5j+8k) (B=−i−5j−4k)

A: Given ,   A = 2i+5j+8k   B = -i-5j-4k We need to find A×B.A×B

Q: Data Table n 2 3 4 5 6 7 8 μ= 0.00031 M (g) fexp= 260 2 240 S 5 9 50 9 35 kg/m L= 105 65 2m = 58.4…

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Q: Consider the two vectors A = 2.9i - 1.1j and B = -1i - 4.2j a) Calculate A + B 1.90 i -5.30 j b)…

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Q: fill out the table. include solution and short explanation on how did you come up with the answer.…

A: in this question discuss change in mechanical properties of free falling object.

Q: 5.- For A = 3î +ĵ-k, B = −î+ 2ĵ+ 5k and C = 2j - 3k, find a) C - (Ā – B), b) (Ā + C)xB

A: We need to find,

Q: If the speed of a vehicle increases by 22%, by what factor does its kinetic energy increase? Kinetic…

A: Given data: The speed of vehicle increases by 22% Required: The increase in kinetic energy

Q: Lo= 0.09 m , g = 10 m/s? x = L – Lo (m) Fg (N) 0.2 m (kg) L (m) 0.02 0.108 0.018 0.04 0.126 0.036…

A: The graph is as shown below:

Q: 1. A purple line express car starts at Howard station at time 0, pointing north. Its velocity as a…

A: The equation of velocity is given by; v(t)=-6000t2+1000t

Q: 145. A 2.0-kilogram cart moving due east at 6.0 meters per second collides with a 3.0-kilogram cart…

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Q: An object has a velocity given by i = (5.0 – 12j) m. How fast, and in what direction is the object…

A: Given velocity is v=5i^-12j^

Q: 27. Review. A 5.75-kg object passes through the origin at time t = 0 such that its x component of…

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Q: Show that for small changes in height h, such that h< <RE , Equation 13.4 reduces to the…

A: The change in potential energy is given as, Here r is radius of Earth.

Q: A uranium-238 nucleus undergoes a radioactive decay, 238 U 234Th + 4He. The masses are approximately…

A: A uranium-238 nucleus undergoes a radioactive decay, 238U --> 234Th + 4He The masses are…

Q: A. Say you hail a friend across campus, about 74 yards away. Using a winter temperature of Tw = 13…

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Q: find: 'g' calculated from slope?  Percent error in 'g' ?

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Q: When a particle decays, it splits into two different particles and each is shot off in opposite…

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Q: A 20 gg ball of clay traveling east at 2.0 m/sm/s collides with a 20 gg ball of clay traveling north…

A: (given)        Mass m1 of ball travelling east  = 20 g = 0.02 kg   Velocity vx1 of ball travelling…

Q: 150kg=quintal

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Q: A 25 gram bullet is fired at 124 m/s into a 5.00 Kg block, the bullet penetrates the block and exits…

A: Momentum of system before and after collision remains constant. mbvbi=mbvbf+mblvblf…