This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: With no air resistance, a projectile fired at 50 has the same range as if it were fired at A) 40. ... (Read 38 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
on: Jul 29, 2018
With no air resistance, a projectile fired at 50 has the same range as if it were fired at
 
  A) 40.
  B) 45.
  C) 55.
  D) 60.

Question 2

A string is wrapped around a pulley with a radius of 2.0 cm and no appreciable friction in its axle. The pulley is initially not turning.
 
  A constant force of 50 N is applied to the string, which does not slip, causing the pulley to rotate and the string to unwind. If the string unwinds 1.2 m in 4.9 s, what is the moment of inertia of the pulley? A) 0.17 kgm2
  B) 17 kgm2
  C) 14 kgm2
  D) 0.20 kgm2
  E) 0.017 kgm2


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Liddy

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 29, 2018
Answer to Question 1



Answer to Question 2

D


AEWBW

  • Member
  • Posts: 579
Reply 2 on: Jul 29, 2018
Excellent

olderstudent

  • Member
  • Posts: 339
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Systemic acquired resistance to pathogen attack. Systemic acquired resistance to pathogen attack.
Range of Motion of the Elbow Joint, Flexion, Extension Range of Motion of the Elbow Joint, Flexion, Extension
Range of Motion of the Wrist and Hand Joints, Radial and Ulnar Deviation of the Wrist Range of Motion of the Wrist and Hand Joints, Radial and Ulnar Deviation of the Wrist
Set the meter to read ohms (V) and measure the resistance of the relay coil. The usual reading for ... Set the meter to read ohms (V) and measure the resistance of the relay coil. The usual reading for ...
The Broad Range of Human Emotions. The Broad Range of Human Emotions.
Sketch the graph of each function using transformations. State the domain and range. Sketch the graph of each function using transformations. State the domain and range.
Video: Hormonal regulation of pregnancy - weeks 17 through 38

For a complete list of videos, visit our video library