A car runs directly off a cliff with an initial velocity of 3.5 m/s. a) What are the components of this velocity? b) What will be the horizontal velocity 2 seconds after the car leaves the cliff? c) If the cliff is 300 m high, at what time will the car reach the ground?

Q: What is the sum of the vectors with components (0,-3) ad (-1,2)?   A. (-1,-1). B. (1,1) C. -2 D.…

A:

Q: Tony hawk decides to jump the elora gorge on a skateboard. The gorge is 25.0m wide and tony uses a…

A:

Q: Two vectors are added, with lengths of five meters and three meters respectively; I don't know the…

A:

Q: Which of the following vectors best describes the direction of the acceleration at point 60m,-45m ?

A: The vectors d,b are enough to describe the direction of acceleration of point 60,-45. Cause b can…

Q: In projectile motion, the horizontal and vertical components of velocity for a projectile are

A: For this we use vector concepts to find the  x and y components  of velocity of projectile

Q: You are walking around your neighborhood and you see a child on top of a roof of a building kick a…

A: The vertical component of the initial velocity of the object is, vy,o=v0sinθ=10 m/ssin50°=7.66 m/s…

Q: Jack and Jill ran up the hill at 3.0 m/s. The horizontal component of Jill’s velocity vector was 2.5…

A:

Q: A player kicks a soccer ball at an angle of 0 = 36.0° to the ground with an initial speed of v, 15.0…

A: Given,

Q: Lesson 3: Reviewing Vector Addition Strategies Solve displacement, velocity and acceleration…

A:

Q: A velocity vector has a magnitude of 720 m/s. Two students draw arrows representing this vector.…

A: The magnitude of the velocity vector is 720 ms−1. In Clarisse’s scale 1 cm→100 ms−1. When drawing an…

Q: Which of the following factors affects the pressure exerted by a fluid at a given depth? O Density…

A: Concept: The pressure exerted by a fluid at a given depth is affected by several factors. These…

Q: B. Projectile Motion problems 1. A projectile starting from ground hits a target on the ground…

A:

Q: Determine the maximum height reached by the projectile. Express your answer using three significant…

A: A) Write the expression for the maximum height.

Q: Question 6 Three moles of an ideal monatomic gas are at a temperature of 245 K. Then, 2438 of heat…

A:

Q: Which of the following statement is/are true?   a. The acceleration in free fall at the maximum…

A: Explanation  Statement (a) false  Acceleration in free fall remains constant and equal to…

Q: . A clock has a 10 cm minute hand. From the 6 mark to the 9 mark, for tip of minute hand, calculate…

A: You have posted a question with more than 3 subparts. As per our policy, if nothing is mentioned,…

Q: Does air friction affect the results for the kinetic and potential energies of the plastic ball when…

A: Conservation of energy of an object when air resistance is present: When an object moves through the…

Q: Which of the following correctly applies to a projectile In the absence of friction? A.      The…

A:

Q: A ball has an initial velocity of 160 m/s at an angle of 30 degrees horizontally. This means that…

A: The initial velocity of the ball, u = 160 m/s The angle of projection of the ball, θ = 30o The…

Q: When there is air resistance present how to the velocity and acceleration vectors behave?   a.The…

A: Velocity vector is always along tangent of trajectory whether air resistance present or not.

Q: In a game of baseball, a player hits a high fly ball to the outfield. Part A Is there a point during…

A: (A) No, the velocity has two components. The vertical component is tangential to the flight, and the…

Q: A motorcycle stunt person leavesthe jump ramp travelling at 35 m/s at 22 degreesto the horizontal.…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.