« previous next »

Author Question: The launching velocity of a projectile is 20 m/s at 53° above the horizontal? (Read 1194 times)

Millan

  • Sr. Member
  • ****
  • Posts: 368
on: Jun 23, 2013
What is the vertical component of its velocity at launch?

What is the horizontal component of its velocity at launch?

2.) What are the horizontal and vertical components of a 10 unit vector that is oriented 68° above the horizontal?


curlz

  • Hero Member
  • *****
  • Posts: 538
Reply #1 on: Jun 23, 2013
1) Horizontal velocity = 20 x cos 53 degrees = 12.0 m/s
 Vertical velocity = 20 x sin 53 deg = 16.0 m/s

2) Horizontal velocity = 10 x cos 68 = 3.75 m/s
Vertical velocity = 10 x sin 68 = 9.3 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

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

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ... The early development of the mammalian brain illustrated in schematic horizontal sections. Compare ...
Effect of Winds on Horizontal Transport Effect of Winds on Horizontal Transport
Reconnect the lower and upper back with horizontal stroking from lower back to shoulders. Keep flat, ... Reconnect the lower and upper back with horizontal stroking from lower back to shoulders. Keep flat, ...
Perform horizontal stroking of the thigh by facing the table and placing hands on the thigh with ... Perform horizontal stroking of the thigh by facing the table and placing hands on the thigh with ...
A particle (q = -4.0 mC, m = 5.0 mg) moves in a uniform magnetic field with a velocity having a ... A particle (q = -4.0 mC, m = 5.0 mg) moves in a uniform magnetic field with a velocity having a ...
A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to
Video: Introduction to Cystic Fibrosis

For a complete list of videos, visit our video library