« previous next »

Author Question: Asteroid 433 Eros is one of the largest near-Earth asteroids. For purposes of this problem, assume ... (Read 68 times)

Mr.Thesaxman

  • Hero Member
  • *****
  • Posts: 514
on: Jul 29, 2018
Asteroid 433 Eros is one of the largest near-Earth asteroids. For purposes of this problem, assume it is spherical. The value of g at its surface is 0.0060 m/s2 and the escape velocity is only 10.1 m/s. What is the mass of Eros? G = 6.
 
  67 x 10-11 Nm2/kg2. A) 2.3  1016 kg
  B) 3.5  1012 kg
  C) 6.5  1015 kg
  D) 4.9  1014 kg
  E) 6.7  1013 kg

Question 2

A transformer has a turns ratio of 10. The primary voltage and current are 120. volts and 20. Amperes. (a) What is the primary impedance (ratio of primary voltage to current)? (b) What is the secondary impedance?
 
  What will be an ideal response?


ultraflyy23

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

(a) 6.0 ohms
(b) 0.60 K


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

The greenhouse effect: heat trapping by earth's atmosphere. The greenhouse effect: heat trapping by earth's atmosphere.
Asteroid Eros Asteroid Eros
Gorillas are the largest living primates. Gorillas are the largest living primates.
Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ... Consider the following hypothesis problem. n = 30 H0: 2 = 500 s2 = 625 Ha: 2 500 The test ...
Escape Speed Problem Escape Speed Problem
linear programming problem, applying simplex method and sensitivity analysis linear programming problem, applying simplex method and sensitivity analysis
Video: Heart Chambers

For a complete list of videos, visit our video library