A ball with mass 0.75 kg is thrown upward with initial velocity 30 m/s from the roof of a building 10 m high. Assume there is a force due to |v| air resistance of magnitude directed opposite to the velocity, where 30 the velocity v is measured in m/s. NOTE: Use g=9.8 m/s² as the acceleration due to gravity. Round your answers to 2 decimal places. a) Find the maximum height above the ground that the ball reaches. Height: m
Q: A force is acting on a block with a magnitude of F = 115 N. The force makes an angle of 0 = 14° with…
A: The free-body diagram of the case can be drawn as follows:Here:Given values:
Q: A rock of mass m falls from the top of a cliff and it experiences a significant amount of air drag…
A:
Q: t (b) Using your previous results, calculate the total flight time, t, in seconds, until the bullet…
A: GivenInitial velocity of bullet V0=79.45 m/s
Q: An object with a mass of 1.76 kg is initially at rest upon a horizontal, frictionless surface. An…
A: Mass = 1.76 kg Force = 3.04 N Time = 2.08 sec Velocity =?
Q: Question 1: The magnitude of the friction force acting on a particle is given by f = -bv². Here, b…
A: The equation for the friction force is given by, f=-bv2 The right hand side and the left hand side…
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,
Q: A block is set into motion up an inclined plane (30° ) with an initial speed of 8.0 m/s. There is…
A: The free body diagram for this problem is shown below
Q: The average distance, d, that a Galapagos tortoise travels during a day scales with the tortoise’s…
A: Given data: Distance (d) is proportional to m2/3 Mass of tortoise 1 (m1) = 50 kg Distance traveled…
Q: A man pushes an object to the right and exerts a force which has a horizontal compotent of F = 33 N.…
A: External force on the body F = 33 NFrictional force fs = 15 NMass of the object m = 31 kg.Given time…
Q: A block is given an initial speed of 4.4 m/s up the 22° plane shown in the figure (Figure 1). Figure…
A: Given thatInitial speed of the blockThe angle of inclinationTo determine that(a)how far up the plane…
Q: If the vector Kâ- +Lây+ M â, shows the maximum increase rate and direction of the scalar V at point…
A:
Q: Three forces act on a point. The forces are represented by colored arrows. The orange force is 10 N…
A:
Q: 2.5 Is there a range of timestep choices At where the error is roughly proportional to At“ (that is…
A: 2.5 If we keep the time step fixed and increase the mesh size (the size of particles decreases) then…
Q: You push a box (mass 3 kg) so that its initial speed is 2.2 m/s. It slides across a rough floor…
A: KE=Wfriction12mv2=μkmgdd=v22μkg
Q: The stories of a tall building are uniformly 13.0 feet in height. A ball A is dropped from the…
A: The height of the each floor/storey is The acceleration due to gravity is
Q: That is the gravitational acceleration near the earth's surface. if you rise high above the earth,…
A: Write the formula for the gravitational acceleration.
Q: You are conducting an experiment to find the kinetic coefficienct of friction between a 5kg box and…
A: Given, mass of box, m = 5kg the angle of inclination of the ramp is, θ=25o initial velocity of box…
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: . All quantities here are in meters, written as (x, y, z) Given two vectors: A = (2.0 m, -1.0 m, 0.0…
A:
Q: One type of engine used in space travel is an ion thruster. These engines produce a low force that…
A: Given : Mass of a satellite is 1.7 milligrams Force applied on a satellite is 87 millinewtons
Q: You leave home and drive 32.5 km north, then 16.5 km east when you realize you forgot something. So…
A:
Q: A block starting from rest slides a distance of 5 m down an inclined plane which makes an angle of…
A: Given Block slide down at a distance, d=5m inclination angle, θ=370 coefficient of friction between…
Q: two boys searching for buried treasure are standing underneath the same tree. One boy walks 18 m…
A: Given: The displacement of the first boy is 18 m west and 18 m north. The displacement of the second…
Q: A tiny particle of mass 4 x 10-4 kg (so fdrag = bv) has a drag coefficient, b = 3.3 x 10-2 kg/sec.…
A: Given, mass =4 x 10-4 kg drag coefficient, b = 3.3 x 10-2 kg/sec Let terminal velocity be Vterm m/s…
Q: Your car gets 34.7 mi/gal on a trip. How many km/L did it get? (3.79 L = 1 gal; 1 mi = 1.61 km) L…
A:
Q: In a time of 2.86 h, a bird flies a distance of 83.7 km in the direction of 32.9 degrees East of…
A: The objective of the question is to find the x component of the bird's average velocity. The bird's…
Q: The strings and frictionless pulleys have negligible masses. The coefficients of kinetic friction…
A: Given that, the mass of block A is mA=3kg the mass of block B is mB=4kg coefficient of kinetic…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- The force F has a magnitude of 590 N. Express F as a vector in terms of the unit vectors i and j. Identify the x and y scalar components of F. Assume F = 590 N, 0 = 31° Answers: F = (i Fx= i Fy || IM F i+ N N Mi INI am having trouble with this problem and it does not seem like there is enough information to solve.A drag chute must be designed to reduce the speed of a 1171 kg dragster from 342 km/hr to 80 km/hr in 4 seconds. Assume that the drag force is proportional to the velocity (kv). a) What value of the drag coefficient k is needed to accomplish this? kg · s? (Leave an exact answer.) m2 k = b) How far (in meters) will the dragster travel in the 4-sec interval? d = meters. (Round to the nearest meter) Question Help: O Message instructor Submit Question
- A variable force F(x)=Ax2-Bx acts on an object. The units of F(x) are N and the values of A and B are A=6.09 and B=3.18 when x is in meters. The units of A and B are?A ball with mass 0.75 kg is thrown upward with initial velocity 25 m/s from the roof of a building 20 m high. Assume there is a force due to |v| air resistance of magnitude directed opposite to the velocity, where 30 the velocity v is measured in m/s. NOTE: Use g=9.8 m/s² as the acceleration due to gravity. Round your answers to 2 decimal places. a) Find the maximum height above the ground that the ball reaches. Height: 51.89 m Time: 5.81 X b) Find the time that the ball hits the ground. seconds X c) Use a graphing utility to plot the graphs of velocity and position versus time. EditThe muzzle velocity of a typical 500 g spud is 25 m/s . The force given by the spud is K/(x+.09) where x is the distance of the barrel in meters. If the length of the barrel is 75 cm, what is the constant K? What is the force on the spud?
- A child riding a bicycle has a total mass of 30.6 kg. The child approaches the top of a hill that is 27.9 m high 27.9 and is 86.8 m (ℓ) long at 12.1 m/s. If the force of friction between the bicycle and the hill is 26.7 N, what is the child's velocity at the bottom of the hill? (Disregard air resistance, g = 9.8 m/s2.)>V=0 d (m A block of mass m is on an inclined ramp. The ramp makes an angle with respect to the horizontal, as shown. The ramp has friction, with coefficient of kinetic friction and static friction μs. This experiment takes place on earth. The block has an initial speed of v up the ramp. It travels a distance d along the ramp before it stops. There are no numbers in this problem! Answer all questions in terms of the given variables (g, m, µk, µs, 8, v, d) only. Do not use any other variables. a) Draw a free body diagram clearly showing all the forces acting on the block while it is moving up the ramp. b) Calculate the work done by the Normal force as the block travels the distance d. Is it positive, negative, or zero? c) Calculate the work done by the Weight force as the block travels the distance d. Is it positive, negative, or zero? d) Calculate the work done by the Friction force as the block travels the distance d. Is it positive, negative, or zero? e) If the block comes to rest,…Which description includes a scalar quantity? The elevator moved upwards at 2.5m/s. The box was moved to the left 3m. The car accelerated at 5m/s². O The desk had a mass of 47 kg. Which description includes a vector quantity? O They drove for 1 hour. The fish pulled with a force of 2 N. The dog had a mass of 14 kg. The speed of the boat was 15 m/s. Erin walked 2 meters to the north, 4 meters east, 3 meters to the south, and 1 meter east. Which of the following is true? Her distance traveled was 3 meters. Her displacement was 5.1 meters. Her distance traveled was 9 meters. Her displacement was 10 meters.
- At an accident scene on a level road, investigators measure a car's skid mark to be 88 m long. It was a rainy day and the coefficient of friction was estimated to be 0.35. a.)Use these data to determine the speed of the car when the driver slammed on (and locked) the brakes. Express your answer to two significant figures and include the appropriate units.A ball with mass 0.85 kg is thrown upward with initial velocity 30 m/s from the roof of a building 40 m high. Assume there is a force due to v² directed opposite to the velocity, air resistance of magnitude 1325 where the velocity v is measured in m/s. NOTE: Use g=9.8 m/s² as the acceleration due to gravity. Round your answers to 2 decimal places. a) Find the maximum height above the ground that the ball reaches. Height: m b) Find the time that the ball hits the ground. Time: seconds c) Use a graphing utility to plot the graphs of velocity and position versus time.Answer must be in standard form scientific notation with SI units that do not have prefixes ( except for kg.) all angles and directions must be calculated to the nearest 0.1 deg. (Tenth of a degree) and entered in standard form scientific notation.