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

Author Question: Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an axial ... (Read 236 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
on: Jul 29, 2018
Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an axial spin rate 1/2 that of Earth.
 
  With g representing, as usual, the acceleration due to gravity on the surface of Earth, the acceleration due to gravity on the surface of Z-34 is
  A) g/3. B) 3g. C) 9g. D) g/9. E) 6g.

Question 2

A projectile is fired from ground level at an angle of 40.0 above horizontal at a speed of 30.0 m/s. What is the speed of the projectile when it has reached a height equal to 50.0 of its maximum height?
 
  A) 26.7 m/s B) 26.0 m/s C) 28.7 m/s D) 27.4 m/s E) 28.1 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

A


rmenurse

  • Hero Member
  • *****
  • Posts: 513
Reply #2 on: Jul 29, 2018
TY


LVPMS

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 29, 2018
You're welcome


« previous next »
 

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

The greenhouse effect: heat trapping by earth's atmosphere. The greenhouse effect: heat trapping by earth's atmosphere.
An X-ray of the complete fracture of a radius. An X-ray of the complete fracture of a radius.
Body mass index table. Body mass index table.
Layers of Earth Layers of Earth
Earth Atmosphere Earth Atmosphere
For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum? For toluene (shown below), you would expect to see which m/z fragment in the mass spectrum?
Video: How does an animal choose what food to eat?

For a complete list of videos, visit our video library