Questions LLC
Login
or
Sign Up
Ask a New Question
Questions
Science
The engine of 300kg dragster exerts an average of forward of 53000N over the first 20m of it's race.the dragster takes 0,8 sec to cover the first 20m calculate the work done by the engine
1 answer
Work = F*d = 53,000 * 20 =
You can
ask a new question
or
answer this question
.
Similar Questions
A(n) 840-kg dragster accelerates on a race track from rest to 85 km/h in 0.90 seconds.
(a) What is the change in momentum of the
Top answer:
(a) Multiply m by the change in V. Convert the final speed to m/s first. (b) Average force =
Read more.
An 879-kg (1943 lb) dragster, starting from rest, attains a speed of 25.6 m/s (57.3 mph) in 0.59 s.
(a) Find the average
Top answer:
I am not going to do all these for you. They are all basically the same. a = (V2-V1)/t =
Read more.
An 865 kg (1912 lb) dragster, starting from rest, attains a speed of 26.7 m/s (59.8 mph) in 0.59 s.
(a) Find the average
Top answer:
acceleration= changevelocty/time Forceaverage= mass*acceleraltion Forceseat= driver
Read more.
A 880-kg (1945 lb) dragster, starting from rest, attains a speed of 27.3 m/s (61.0 mph) in 0.60 s.
(a) Find the average
Top answer:
To find the answers to these questions, we need to use Newton’s second law of motion, which states
Read more.
A dragster and driver together have mass 900.7 kg.
The dragster, starting from rest, attains a speed of 25.7 m/s in 0.54 s. 1.
Top answer:
1. a=(V-Vo)/t = (25.7-0)/0.54=47.6 m/s^2 2. F = m*a = 900.7 * 47.6 = 42,867 N.
Read more.
A dragster and driver together have mass 929.4 kg. The dragster, starting from rest, attains a speed of 26.5 m/s in 0.55s. Find
Top answer:
a=v/t
Read more.
A dragster and driver together have mass 929.4 kg. The dragster, starting from rest, attains a speed of 26.5 m/s in 0.55s.
What
Top answer:
a=(V-Vo)/t = (26.5-0)/0.55 = 48.2 m/s^2. F = m*a = 929.4 * 48.2 = 44,780 N.
Read more.
A dragster and a driver together have mass of 942.2 kg. the dragster starting from rest attains a speed of 25.5m/s in 0.56 s.
1.
Top answer:
1. The formula to calculate average acceleration is: Average acceleration = (final velocity -
Read more.
A dragster and driver together have mass 929.4 kg. The dragster, starting from rest, attains a speed of 26.5 m/s in 0.55s.
What
Top answer:
See previous post.
Read more.
A dragster and driver together have mass 918.8 kg. The dragster,starting from rest,attains a speed of 25.8 m/s in .53s .
Find the
Top answer:
a = 25.8 / 53 = 0.487m/s F = 918.8*0.487 = 447.5N. Fd = mg = 73.6kg * 9.8N/kg = 721.3N. The angle
Read more.
Related Questions
A car of mass 500kg travelling at 36km/hr brought to rest over a distance of 20m calculate 1.The average retardation 2.The
An engine rated at 5.0x10^4 watts exerts a constant force of 2.5x10^3 newtons on a vehicle.determine the average speed of the
A car’s engine provides a forward force of 2000 N while the force of air resistance is 800 N in the opposite direction. With
The engine of a 1-kg toy plane exerts a 15-N forward force. If the air exerts an 8-N resistive force on the plane, what is the
A car of mass 500kg is travelling along a flat road. its engine provides a forward force of 300N. Air resistance is 200N. What
A lift is used to carry boxes to the top floor of a hotel 20m high.A total weight of 100kg of boxes was carried up in 20
Calculate the number of grams of Fe formed when 0.300kg of Fe2O3 reacts.
Equation: Fe2O3+CO-->Fe+CO2 converted .300kg to 300g
Using energy considerations, calculate the average force a 62.0 kg sprinter exerts backward on the track to accelerate from 2.00
A car’s engine provides a forward force of 2000 N while the force of air resistance is 800 N in the opposite direction. With
A car’s engine provides a forward force of 2000 N while the force of air resistance is 800 N in the opposite direction. With