subject
Engineering, 05.09.2021 01:00 christopherluckey7

20. The students revised the construction style and materials they used and then tested their designs again The results are shown in the table.
Catapult Design Test
Design
Height
of design
M
Distance ball Number of Angle of
launched materials used catapult arm
36 inches
4
110°
46 inches
4
155°
8 inches
8 inches
zo
8 inches
44 inches
4
130°
Read each statement. Write your answer on the lines.
Draw a conclusion based on the results about the relationship between the angle of the catapult arm and
the distance the ball is launched.


20. The students revised the construction style and materials they used and then tested their desig

ansver
Answers: 3

Another question on Engineering

question
Engineering, 04.07.2019 18:10
During a steady flow process, the change of energy with respect to time is zero. a)- true b)- false
Answers: 2
question
Engineering, 04.07.2019 18:10
Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.
Answers: 3
question
Engineering, 04.07.2019 18:10
Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.
Answers: 2
question
Engineering, 04.07.2019 18:20
Air flows over a heated plate àt a velocity of 50m/s. the local skin factor coefficient at a point on a plate is 0.004. estimate the local heat transfer coefficient at this point.the following property data for air are given: density = 0.88kg/m3 , viscosity 2.286 x 10 ^-5 kgm/s , k = 0.035w/mk ,cp = 1.001kj/kgk. use colburn reynolds analogy.
Answers: 1
You know the right answer?
20. The students revised the construction style and materials they used and then tested their design...
Questions
question
Mathematics, 19.11.2020 20:20
question
Mathematics, 19.11.2020 20:20
question
Mathematics, 19.11.2020 20:20
question
Mathematics, 19.11.2020 20:20
question
Mathematics, 19.11.2020 20:20
question
Social Studies, 19.11.2020 20:20