49. John is riding a motorcycle with an initial velocity of 12.4 m/s along a highway when suddenly a cat appears to be crossing on the end of the road. Upon seeing this, John suddenly hit the brakes causing the motorcycle to stop, which came to be after 7 seconds. What is the length of the skid mark left by John’s motorcycle upon hitting the brakes instantaneously? Group of answer choices 86.6 m 43.4 m 130.2 m N

Q: A car travels with an average velocity of 23 m/s for 82 s. Which of the following could NOT have…

A: Given Data: Average Velocity of car Vavg=23 ms Time T=82 s

Q: Q14: An arrow is shot straight up in the air at an initial speed of 15.0 m/s. After how much time is…

A: Given  Initial speed of arrow 15 m/s in upward direction  ∴  Vi = 15 m/s  Final speed of arrow…

Q: A train traveling at vo = 20.0 m/s begins to brake by applying a velocity-dependent instantaneous…

A: Write the expression for the velocity.

Q: Two ants pass each other one is moving along the negative x axis and one is moving at 45 degrees to…

A:

Q: A tourist being chased by an angry bear is running in a straight line toward his car at a speed of…

A: The speed of tourist vtourist =5.98 m/s. The distance between bear and tourist, x=24.9 m The…

Q: A woman on a bridge 108 m high sees a raft floating at a constant speed on the river below. She…

A: The woman is at a height of 108 m from the raft, which is travelling at a constant speed in the…

Q: A rocket, initially at rest, is fired vertically with an upward acceleration of 10 m/s². At an…

A:

Q: 3. You wake up one morning to find yourself in a strange room with opaque walls, and no visible…

A: Write the second kinematic equation. Here, h is the height, u is the initial velocity, t is the…

Q: A train is travelling forward along a straight track. It initially travels at 58.0 m/s for 1.1 km,…

A: Given : Initial Velocity = 58 m/s for distance 1.1 km = 1100 m             Final velocity = 49 m/s…

Q: A package leaves the post office in the morning, located at x = 25 km. After traveling all day on…

A:

Q: A car traveling in a straight line with an initial velocity of 34 m/s accelerates at a rate of 2.0…

A: SOlution: Given that initial velocity u = 34 m/s final velocity v = 58 m/s acceleration a = 2.0 m/s2…

Q: How much time would it take for a bicycle to travel 56.9 meters at a rate of 7.26 m/s^2 if it…

A:

Q: car travels in the +x-direction on a straight and level road. For the first 4 of its motion, the…

A: Given average velocity vav = 6.25 m/s Time taken t = 4 sec

Q: When a ball was allowed to fall from rest from height h, a second ball was thrown up from the ground…

A: The initial height of the first ball is given as h. The initial velocity of the first ball is given…

Q: 14. Consider the motion of an elevator as it moves upwards between two floors of a building. The…

A: The normal force exerted by the elevator floor on the man during each stage of the elevator's…

Q: Ms. Peet is driving along at 9 m/s when she needs to slow down as she approaches a red light. She…

A: Given, Initial velocity u=9 m/s Deceleration, a=-1.5ms2 he decelerates for time, t=6 s After the…

Q: 4. you drop a ball from a height of 1.88 m and it hits the floor 0.248 s after you drop it. This…

A:

Q: An engineer in a locomotive sees a car stuck on a track at a railroad crossing in front of the…

A:

Q: A rock of mass 49 kg accidentally breaks loose from the edge of a cliff and falls straight down. The…

A: The mass m=49kg  To find the magnitude of the acceleration of the rock

Q: A juggler is practicing tossing balls on a train which is moving north at 30 m/s. She tosses a ball…

A:

Q: During a time interval of two seconds, a particle changed its velocity from V = (2i -3j) m/s to V =…

A:

Q: The velocity-time leftward-moving table represents the motion of a car. What is the magnitude and…

A: Given,  We have to find the magnitude and direction of the acceleration.

Q: An object with an initial velocity of   5.0 m/s slows to 1.0 m/s   over a distance of 10 m   . What…

A: Given, An object with an initial velocity of, u = 5.0 m/s final velocity, v = 1.0 m/s distance…

Q: Suppose the time between the apparatus leaving your hand and landing on the ground was measured to…

A: Given: Time between apparatus leaving hand and touching ground, t = 4.80 s Acceleration due to…

Q: A woman on a bridge 81.2 m high sees a raft floating at a constant speed on the river below. She…

A: The height of the bridge is The initial speed of the stone is The initial position of the raft is…

Q: 5. In a computer simulation, the position of a bird is programmed to be * = {(5.0 cm) + (1.8…

A: Since you have posted a question with multiple sub-parts, we willprovide the solution only to the…

Q: 1. A ball is caught in a padded mitt. If the deceleration of the ball is 2.19x 10 m/s?, and 2.14 x…

A: The deceleration of the ball, a = -2.19×104 m/s2 The time interval, t = 2.14×10-3 s The final…

Q: the ball during 40 (d) Question 6. Suppose a car is traveling at +22.5 m/s, and the driver sees a…

A: Given:Initial velocity Acceleration Reaction time Required:The stopping distance measured from the…

Q: 2. A log is floating on swiftly moving water. A stone is dropped from rest from a 75-m high bridge…

A:

Q: launch speed.

A: Here ,let the launch velocity is vx = 390 my = 270 mangle of projection , θ=70We have to find launch…

Q: John goes for a run. From his house, he jogs north for exactly 5.0 min at an average speed of 8.0…

A: When John goes for a run, North exactly 5 min at an average speed of 8km/hr. so, the distance John…

Q: 5. A hot air balloon is 2375 m above ground the and rising at a steady rate of 2.75 m/s. A sandbag…

A: Height of air balloon (h) = 2375 m Ascending speed of balloon (v) = 2.75 msTherefore, the initial…

Q: A rock is thrown vertically upward with a speed of 20.0 m/s. Exactly 1.00 s later, a ball is thrown…

A:

Q: A projectile launched from the ground into the air lands 60 m away at a time 2 s later. Use g = 10…

A: Given The range of the projectile is R=60 m. The time of flight is t=2 s. The acceleration of the…

Q: A car slows down with an acceleration that has a magnitude of 3.3 m/s². While doing so, it travels…

A: CONCEPT: Given, Distance traveled by car S=109 m Final velocity  v=7.5 m/s Acceleration a=-3.3 m/s2…

Q: Classify the following values in the appropriate quantity. Displacement No Answers Chosen Velocity…

A: Given that, there have two type quantity  first is displacement , and other is velocity .

Q: 3. An elevator starts from the third floor and moves downward. The v-t graph of a person riding the…

A: We will use Newton's equation of motion to answer the questions. The detailed steps are as follows.

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”