A car is traveling south at 30 km/h. it rounds a curve, and 6 s later it is traveling west at 30 km/h. the magnitude of the average acceleration of the car is:

Q: A woman drives 50 miles to the north. She stops, asks directions, and then drives 50 miles south. If…

A: Given,

Q: In your new job, you are the technical advisor for the writers of a gangster movie about Bonnie and…

A:

Q: A supersonic car (SSC) has a mass of 9615 kilograms on Earth. The SSC has a fuel consumption rate of…

A:

Q: A basketball starts from rest and accelerates with an acceleration of 0.395 m/s2 while moving down a…

A:

Q: The acceleration of a particle is given by a = 2t-20, where a is in meters per second squared and t…

A:

Q: I'm attempting to calculate acceleration for the following: A plane lands on a runway with a speed…

A: Initial velocity of the plane is 120 m/s towards east and finally, the plane stops, that is, the…

Q: A badger looking for food travels 8.0 km [S], 3.0 km [E], 5.0 km [S], 9.0 km [N], then 3.0 km [W].…

A: Given data:  Badger travels 8.0 km [S], 3.0 km [E], 5.0 km [S], 9.0 km [N], then 3.0 km [W]…

Q: a berry rage. Given the v-t graph, find the instantaneous acceleration at time t = 1[s] and the…

A:

Q: A toy car starts at rest and accelerate up a 40" ramp with acceleration a=√(t^3). It then flies into…

A:

Q: "A jet plane is cruising at 320 m/sm/s when suddenly the pilot turns the engines up to full…

A:

Q: A classic wooden coaster has cars that go down a big first hill, gaining speed. The cars then ascend…

A: The acceleration of the cars along the direction of the inclination be: Because the car is…

Q: A person walks in the following pattern: 2.6 km north, then 2.9 km west, and finally 4.6 km south.…

A: Patterns of his/her journey : 2.6 km north, then 2.9 km west, and finally 4.6 km south.

Q: The radius of the earth is R.  At what distance above the earth's surface, in terms of R ,  is the…

A: We know, g=GMEarthR2

Q: In my assignment, I was asked to perform a lab experiment. I was to take a provided ball and roll it…

A:

Q: A ball on a porch rolls 60 cm to the porch’s edge, drops 40 cm, continues rolling on the grass, and…

A: Consider the diagram given below,

Q: The average person passes out at an acceleration of 7g (that is, seven times the gravitational…

A: Given:  acceleration, a = 7 g = 7 x 9.8 = 68.6 m/s2 initial velocity, u = 0 m/s  final velocity, v =…

Q: a berry rage. Given the v-t graph, find the instantaneous acceleration at time t = 1[s] and the…

A:

Q: A particle travels along a straight-line path (y 1.7 x). If the x component of the particles…

A:

Q: n his novel From the Earth to the Moon (1866), Jules Verne describes a spaceship that is blasted out…

A: Given: The final speed is v=12000 yards/s. The distance is s=700 ft. The initial speed is u=0 m/s.…

Q: A Ford Mustang can accelerate from 0 to 60 mph in a time of 5.6 s. A Mini Cooper isn’t capable of…

A:

Q: (a) What is the speed of the ball at the bottom of the first plane (in m/s)? (Round your answer to…

A: Given data: The initial velocity of the volleyball is, u = 0 m/s  Acceleration of the volleyball is,…

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A:

Q: A penny has a terminal velocity roughly equal to 50.0 mph. If the Empire State building is 1250. ft…

A: Given, Height of building , h = 1250 ft Terminal velocity , vt = 50.0 mph = 73.33 ft/s Time take to…

Q: The displacement of a particle is given by s = 3t° - 42t2 + 109t - 39 where s is in feet and t is in…

A: Given:  The displacement of the particle (s) is s=3t3-42t2+109t-39 The rate of change of…

Q: A rabbit hops 25 meters to the East, turns North and walks 12 meters, turns West and hops 25 meters,…

A: A = 25 m east  B = 12 m north  C = 25 m west  D = 12 m south  (a) The total distance is  d = 25 + 12…

Q: Question 6 3 pts At t = 0, a car is going 9 ft/s and is 259 ft from the start of the road. The…

A:

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A: Given Data : The Height of the ball is given as s = 1.36m. The time is taken by the ball to hit the…

Q: The figure here shows the speed v versus height y of a ball tossed directly upward, along a y axis.…

A: Given : d = 0.37 m vB = vA/3

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A:

Q: pilot flies in a straight path for 1 hour 45 minutes. She then makes a course correction, heading 30…

A:

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A: Height, h = 1.33 m Time, t = 0.365 s Initial velocity, u = 0 Planet's g = ?

Q: An engineer is designing the runway for an airport. Of the planes that will use the airport, the…

A: Given data: Magnitude of minimum acceleration is, a=3 m/s2. Take-off speed is, v=65 m/s.

Q: A treasure hunter follows a map moving 25 km [N], 37 km [W 37 degrees S], 63 km [E 65 degrees S] and…

A: Average speed of the hunter is u = 45 km / hr

Q: A bus is travelling along a straight road at 25 m/s (90 km/h) when the driver sees a deer on the…

A: At t= 0, velocity of bus is 25meter per second After applying constant deceleration bus stops So…

Q: You are on the roof of a Physics Building, 51 m above the ground. Your physics professor, who is…

A:

Q: A car travels a distance of 450 km in a straight line for 4.50 hours from Hither to Yon. The car…

A:

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A:

Q: A particle is moving in three dimensions and its position vector is given by; 7(t) = (1.9t² + 2.1t)…

A:

Q: You are going on an outing, and you are driving your car at 20m/s when you need to quickly reduce…

A: Given: The itnial speed of the object is 20 m/s. The final speed of the object is 15 m/s. The…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –