A ball is attached to a string and rotates in a circle. If it takes 1.00 s to complete one revolution, what is the angular velocity of the ball? 3.14 rad/s 12.6 rad/s 6.28 rad/s none of these O 9.42 rad/s

Q: 16. Express 5690000000 in scientific notation 17. How many significant digits does 705.001 have? 18.…

A: Scientific notation : A.B × 10C  where A , B & C are digits

Q: What is 91 miles per hour in units of meters per second? Give your answer rounded to 1 digit after…

A: Given,  91 miles per hour We need to, Convert 91 miles per hour in units of meters per second.

Q: 2. The density of cars (in cars per mile) down a 20 mile stretch of the Pennsylvania Turnpike is…

A: Given density of cars (in miles)  And length L=20miles Let's take a small element of length dx at…

Q: IN: Kg. m S2

A: Given data:  Force (F) = 1 N Required: Value in kg.m/s2

Q: Write each of the following numbers to 3 significant figures in non-exponential notation. (Do not…

A:

Q: 1. Unit conversion You travel 300 kilometers on 20 liters of gasoline at $4.00 per liter. About how…

A:

Q: 10. A cyclist travels at a speed of 20 km/hour. How far will he travels in 5 hours?

A: Given data:  Speed of cyclist (v) = 20 km/hour Time (t) = 5 hours

Q: You drove west 75.5 km in 2.2 hours. What is your velocity?

A:

Q: question I need help finding out why The equation turns into that answer. it is all in the picture…

A:

Q: Is the following in correct scientific notation? 4.321 x 10 True O True O False

A: Scientific notation is a way of expressing numbers that are too large or too small to be…

Q: Express 86 km h-¹ in ms-¹.

A:

Q: my quiz shows the answer as 10?

A:

Q: The cruising speed of a certain airplane is approximately Mach 0.67, meaning 0.67 times the speed of…

A: Given data: Cruising speed of airplane, va=Mach 0.67 Speed of sound, vs=295 m/s Our question is to…

Q: Suppose you drive from Here to There at a speed of 30 miles/hour and then drive back from There to…

A: By definition, average speed = total distance traveledtotal time taken. So, if the body moves a…

Q: Mass (m): Mechanical Energy (ME) = 1,000,000 J PE = 998,791 J h: v = 1.5 m/s KE: v: 55m v = 31.28…

A: At stage 1: PE = 998791 KE = Total mechanical energy - PE  KE = 1209 J KE = 12mv2 = 1209 m=1074.67…

Q: How we get 0,46?

A: It is given that,                         The mass of the block, m=2500 grams=2.5 kg.…

Q: 3. What is the speed of a jet plane that travels 528 meters in 4 seconds? 4. A bullet travels at…

A: Q3 solution:

Q: 21 32 043 054

A: The velocity vectors - v21 and - v43 will be opposite to their positive counterparts as shown in the…

Q: what speed covers 20 miles in 2.5 hours

A:

Q: A passenger jet flies from one airport to another 1,293 miles away in 2.7 h. Find its average speed.…

A: Given data *The given distance is s=1293 miles=1293 miles×1609.344 m1 mile=2.08×106 m *The given…

Q: 5. A fan turns off when rotating at 850 rpm and makes 1,350 revs until it comes to a complete stop.…

A: The equation of motion is given by ω2=ω02+2αΔθ Here, ω is the final angular speed, ω0 is the initial…

Q: 1. What is the velocity of a car that traveled a total of 65 km east in 2.3 hours

A:

Q: 1. Put each of the following numbers into scientific notation. a. 0.00000584 # of s. d? b. 245 000…

A: To convert : given numbers into scientific notation

Q: not understanding the calculation

A:

Q: A passenger jet flies from one airport to another 1,273 miles away in 2.8 h. Find its average speed

A: The passenger jet travels the distance,

Q: Need more figures... what is the ful

A: Acceleration time graph is given below:

Q: A passenger jet flies from one airport to another 1,333 miles away in 2.4 h. Find its average speed.

A: calculation

Q: The top speed of the Blackbird is 2193 mph. Given that 1 mile 1.61 km, what is this speed in km/h?

A: Top speed of blackbird =2193mph 1mile =1.61km

Q: What is the speed, in miles per hour, of a car that travels at 6.30 m/sm/s ?

A: The speed of a car(v) = 6.3 m/s

Q: so how do we get the an

A: Intial velocity (u) = 40 m/sFinal velocity (v) = 10 m/sDistance travelled (s) = 1750 musing the…

Q: A car travels 75.95 miles in 9.48 hours. What is the car's average speed?  Round your answer to two…

A: Given,  Distance = 75.95 miles Time = 9.48 hours Average speed =?

Q: - 40. A 2.00-kilogram mass is at rest on a horizontal surface. The force exerted by the surface on…

A: Part (40): Given: The mass of the object is 2 kg.

Q: A passenger jet flies from one airport to another 1,353 miles away in 2.9 h. Find its average speed.

A: Given data The distance between one airport to another is d = 1353 miles. The time taken to cover…

Q: a paratrooper jumped from a combat ship at a height of 1,324 meters, if he was falling at a speed of…

A:

Q: The answer is wrong! The correct answer is 3.62. How do i get this answer

A: