Question

Question 3 2 pts A 3 kg box which is 3.9 cm by 3.9 cm by 15.7 cm long is dropped from a plane. What is the ratio of its term
0 0
Add a comment Improve this question Transcribed image text
Answer #1

A Refrence are a ohen fatting atong narroc end docs forr termina velocdy 2 3-9

Add a comment
Know the answer?
Add Answer to:
Question 3 2 pts A 3 kg box which is 3.9 cm by 3.9 cm by...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • A 3 kg box which is 3.9 cm by 3.9 cm by 19.4 cm long is...

    A 3 kg box which is 3.9 cm by 3.9 cm by 19.4 cm long is dropped from a plane. What is the ratio of it's terminal velocity while falling with the narrow end down to the terminal velocity if it is dropped with the long end down. Assume that it has a coefficient of drag of 1.12 in either orientation.

  • 2. Suppose an object of mass 15 kg is dropped from a height near the surface...

    2. Suppose an object of mass 15 kg is dropped from a height near the surface of the Earth, so the acceleration due to gravity is -9.8, and assume the drag due to air 0.47. Assume the object's position is measured in meters above the ground, so velocity (a) Write down, but do not solve, a differential equation whose solution would give resistance is proportional to the square of object's velocity, with drag coefficient γ and acceleration are both negative...

  • 7: A 60-kg box is placed against a uniform spring with a spring constant (k) of...

    7: A 60-kg box is placed against a uniform spring with a spring constant (k) of 3300 N/m The box is pushed to the right so it compresses the spring 25-cm. When the box is released, it is propelled to the left. (a) What is the velocity of the box as it slides along the flat surface to the left after it loses contact with the spring? 350 (b) How far up the ramp will the box slide while coming...

  • 1.A pickup truck is traveling down the highway at a steady speed of 31.1 m/s. The...

    1.A pickup truck is traveling down the highway at a steady speed of 31.1 m/s. The truck has a drag coefficient of 0.45 and a cross-sectional area of the truck is 3.3 3.3 m​2​​. Assume the density of the air is 1.2 1.2 kg/m​3​​. How much energy does the truck lose to air resistance per hour? Give your answer in units of MJ (megajoules). 2.An unknown object is placed inside of a spherical container and dropped from an airplane. When...

  • QUESTION 1 A Mercedes-Benz 300SL, mass = 1,731 kg, is parked on a road that rises...

    QUESTION 1 A Mercedes-Benz 300SL, mass = 1,731 kg, is parked on a road that rises above the horizontal 11 degrees. What is the magnitude of the normal force in N with 3 significant figures? (acceleration due to gravity = g =9.80 m/s-, down) QUESTION 2 A Mercedes-Benz 300SL, mass = 1,683 kg, is parked on a road that rises above the horizontal 19 degrees. What is the magnitude of the static frictional force that the ground exerts on the...

  • Question 4 8 pts A box of mass m = 7 kg is being pushed up...

    Question 4 8 pts A box of mass m = 7 kg is being pushed up a ramp that is angled 15 degrees above horizontal. The pushing force P = 49 N. The coefficient of kinetic friction is 0.215. At a certain time the velocity of the box moving up the ramp is 1.0 m/s. How far will the box been pushed during the next 3.0 seconds assuming the same pushing force is applied? In your solution you must show:...

  • 3. A 20 Kg box, initially at rest, is pushed for 2 meters with a force...

    3. A 20 Kg box, initially at rest, is pushed for 2 meters with a force of 50 Newtons. If the frictional force is 30 Newtons, what is the kinetic energy of the box at the end of the 2 meters? Note: this is not a machines problem A see-saw (or a lever) for a playground is 10 meters long. The fulcrum, or pivot point, is placed 2 meters from one end and 8 meters from the other end. What...

  • QUESTION 9 To maintain a constant speed, the force provided by a car's engine must equal...

    QUESTION 9 To maintain a constant speed, the force provided by a car's engine must equal the drag force plus the force of friction of the road (the rolling resistance). What is the drag force at 57.2 MPH for a Hummer H27 (Drag area for Hummer is 2.44 m2 and look up Table 5.2, chap-5 for the drag coefficient) Express your answer in N with 3 significant figures. QUESTION 10 Calculate the terminal velocity a spherical rain drop, diameter 4.06...

  • Question 1 10 pts A 70,0 Kg person on a parachute is descending with a terminal...

    Question 1 10 pts A 70,0 Kg person on a parachute is descending with a terminal velocity of 8.00 m/s. The person tries to avoid leg injury after touch down by crouching down by 60.0 cm. Calculate the total stress on leg bones if the effective cross sectional area of bones is 6 cm? Assume the breaking stress of the bone is 1.00 x 10'dyn/cm2, and the Young's modulus is 14.0x1010 dyn/cm² Note that: 10^2 is same as 102 3.1...

  • 3. Extra Credit (15 pts.) A double-threaded screw (diameter 10 mm, pitch 2 mm) is used to adjust the position of a 500-kg block as shown. Show that it's possible to lower the block by turning the...

    3. Extra Credit (15 pts.) A double-threaded screw (diameter 10 mm, pitch 2 mm) is used to adjust the position of a 500-kg block as shown. Show that it's possible to lower the block by turning the screw (that is, show that there isn't too much friction between the block and the incline). What minimum torque applied to the screw is required to lower the block down the incline? Assume a coefficient of static friction of 0.3 between all surfaces....

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT