A bus drives 40.0 km [E] from town A to town B, then another 30.0 km [S] to town C in a total time of 1.00 h. What are the values of its average speed and average velocity, respectively? a. 70.0 km/h, 70.0 km/h [37º S of E] d. 50.0 km/h, 70.0 km/h [37º S of E] b. 70.0 km/h, 50.0 km/h [37º S of E] e. 50.0 km/h [37º S of E], 70.0 km/h c. 50.0 km/h, 50.0 km/h [37º S of E] 2. The acceleration due to gravity on Earth a. is the same at all locations on the surface of Earth b. is greater for heavier objects c. is greater at the equator and less at the poles d. is the same at any two locations provided that the distance to the centre of Earth at those locations is the same e. varies slightly with latitude

Q: 10. A certain car increases its speed uniformly from 22.0 m/s to 37.0 m/s in a distance of 1.99 x…

A: Answer:-  Given  Initial speed (u) = 22.0 m/s  Final speed (v) = 37.0 m/s  Distance travelled (S) =…

Q: A car is traveling at a steady 80 km/h in a 50 km/h zone. A police motorcycle takes off at the…

A:

Q: A car is travelling with a speed of 90 km/h. This speed in S.I. units is O a. 324.00 m/s O b. 40.23…

A:

Q: 2 A stone is thrown straight upward and it rises to a maximum height of 40 m. With what speed was it…

A: Given data:  Stone thrown vertically upward  Maximum height (Hmax) = 40 m Required: Initial velocity…

Q: A car is travelling with a speed of 95 km/h. This speed in S.l. units is O a. 26.39 m/s O b. 42.46…

A:

Q: Using either method, determine the average velocity of an object that travels at 120 m/s NE through…

A:

Q: m in 0.5 Hour. What was her verage speed?

A: GivenDistance travelled by car =10 kmTime taken by car=0.5 hour

Q: A bus travels with a speed of 75 mi/h. This speed in S.I. units is .(Given 1 mile = 1.609 km) O a.…

A: Given :.  V = 75 mi/h 1 mi = 1.609 km And 1 km = 1000 m So one mile = 1.609 x 1000 m 1 hr = 60x60 s…

Q: A truck travels with a speed of 59 mi/h. This speed in S.I. units is (Given 1 mile = 1.609 km) O a.…

A: SI Unit of speed is metres per second  1 mile per hour = 1.609 km /hr Now converting km/hr  to  m/s…

Q: 5. A football is kicked vertically upward from the ground and a student gazing out of the window…

A: The football is moving with a speed 5 m/s. The height of the window is 10 m from the ground.

Q: A stone vertically thrown downward with an initial speed of 12.0 m/s from the roof of a building,…

A: Given: v0 =−12m/s (it is travelling downwards) h=−30m   Now, Vf2=v02-2ghVf=(-12 m/s)2-2(10…

Q: A car traveling  in a straight line path has a velocity of 10m/s at some instant. After 3 seconds…

A: Given: vi=10 m/s vf=6 m/s t=3 sec

Q: b. What is the average speed of the train between the two stations? 2. A car accelerates from 12m /s…

A: v=25 m/s u=12 m/s t= 6 s

Q: A motorbike traveling along a straight road increases its speed from v = 13 m/s to v2 = 45 m/s in 15…

A:

Q: 5. A car with an initial velocity of 9 m/s, accelerates at a constant rate of 3.6_ m/s. a. How much…

A:

Q: A hiker walks 2.5 km [W] and then 4.5 km [S]. What is her total displacement? a. 7.0 km [SW] b. 5.1…

A: "Since you have asked multiple questions, as per instructions to us, we will solve the first…

Q: A car travels 105 m with constant deceleration of 2.4 m/s2 in 3 seconds. What is the initial…

A: Given data: Here, S represents the distance, t represents the time, and a represents the…

Q: A car is travelling with a speed of 95 km/h. This speed in S.I. units is O a. 26.39 m/s O b. 42.46…

A:

Q: You walk 73.2 m at a speed of 1.22 m/s and then run 73.2 m at a speed of 3.05 m/s along a straight…

A:

Q: A car is traveling at a steady 85 km/h in a 50 km/h zone. A police motorcycle takes off at the…

A:

Q: Fact check. Which of the following is/are always TRUE? I. Instantaneous speed is equal to the…

A:

Q: Driving down the road at a speed of 23.9 m/s, you suddenly notice a fallen tree blocking the road a…

A: Write the given values with the suitable variables. u=23.9 m/sv=0 m/sd1=82 md2=6.6 m Here, u, v, d1,…

Q: 6. A futsal player leaves the bench and runs 5.0 m [N] and then 4.0 m [W] where she stops after 9…

A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Q: football player makes a touchdown run of 100 yards in a time of 1.5 seconds. What is the av.speed in…

A: The expression for average speed is, vavg=distancetime                     (I) one yard equal to…

Q: You are driving home from university at a constant speed of 90 km/h for 180 km. You then slow down…

A:

Q: The correct conversion of speed limit of 65 mi/h in terms of SI unit is .(Given 1 mile = 1.609 km) O…

A: Given: The value of the speed limit is 65 mi/h. Introduction: The speed limit is the limit put on…

Q: You need to drive to a grocery store that is 1.0 mi west of your house on the same street on which…

A:

Q: A particle moves along the x-axis so O its velocity is given by that at t v(t) =t2 – 2t +6: what is…

A:

Q: The speed of an object is given by v= 5.00 t² +4.00 t, where V is in m/s and t is in s. What is the…

A: Given data:  Speed as function of time v = 5.00t2 + 4.00t Time (t) = 2.00 s Required: Acceleration…

Q: A car travels 20. meters east in 1.0 second. The displacement of the car at the end of this…

A: The displacement is a vector quantity. It is always associated with direction.

Q: An air force jet flying with a speed of 335m/s went past an anti aircraft gun. How far is the…

A: Note:- Since you have asked multiple question, we will solve the first question for you. If you want…

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

A: Given data: Initial speed of arrow is, u=15.0 m/s. Final speed of arrow is, v=8.00 m/s.

Q: A bus travels with a speed of 95 mi/h. This speed in S.I. units is (Given 1 mile = 1.609 km) a.…

A: Given: Speed of bus, u = 95 mi/h   To determine: Convert given speed into S.I. unit.

Q: A student walks 1.0 mi west and then 1.0 mi north. Afterward, how far is she from her starting…

A: The position of the student is drawn below.

Projectile Motion