Podcast
Questions and Answers
If the particle remains at rest, determine the values of P and S.
If the particle remains at rest, determine the values of P and S.
P ≈ 103.9 N, S ≈ 69.3 N
Determine the acceleration of the particle.
Determine the acceleration of the particle.
a = ( -0.6i + 3.4j - 0.8k ) m/s²
Find the velocity of the particle after 3 seconds.
Find the velocity of the particle after 3 seconds.
v =( 0i + 3j - 2.4k) m/s
Find the velocity of the combined body immediately after the collision.
Find the velocity of the combined body immediately after the collision.
Determine the loss in kinetic energy as a result of the collision.
Determine the loss in kinetic energy as a result of the collision.
Account for the lost energy in (b) above.
Account for the lost energy in (b) above.
If the particle remains at rest, determine the values of P and S.
If the particle remains at rest, determine the values of P and S.
A particle of mass 5 kg, moving with a velocity, u = (2i - 7j) m s⁻¹ is acted upon by two forces, f₁ = (2i + 3j - 2k) N and f₂ = (-5i + 8j - 2k) N. Determine the acceleration of the particle.
A particle of mass 5 kg, moving with a velocity, u = (2i - 7j) m s⁻¹ is acted upon by two forces, f₁ = (2i + 3j - 2k) N and f₂ = (-5i + 8j - 2k) N. Determine the acceleration of the particle.
Find the velocity of the particle after 3 s.
Find the velocity of the particle after 3 s.
A body A, of mass 2 kg, is moving with velocity (-2i + 4j) m s⁻¹ when it collides with a body B, of mass 3 kg, moving with a velocity (3i + 4j) m s⁻¹. During the collision the two bodies coalesce. Find the velocity of the combined body immediately after the collision.
A body A, of mass 2 kg, is moving with velocity (-2i + 4j) m s⁻¹ when it collides with a body B, of mass 3 kg, moving with a velocity (3i + 4j) m s⁻¹. During the collision the two bodies coalesce. Find the velocity of the combined body immediately after the collision.
Determine the loss in k.e. as a result of the collision.
Determine the loss in k.e. as a result of the collision.
Account for the lost energy in (b) above.
Account for the lost energy in (b) above.
If the particle remains at rest, determine the values of P and S.
If the particle remains at rest, determine the values of P and S.
Determine the acceleration of the particle.
Determine the acceleration of the particle.
Find the velocity of the particle after 3 s.
Find the velocity of the particle after 3 s.
Find the velocity of the combined body immediately after the collision.
Find the velocity of the combined body immediately after the collision.
Determine the loss in k.e. as a result of the collision.
Determine the loss in k.e. as a result of the collision.
Account for the lost energy in (b) above.
Account for the lost energy in (b) above.
Flashcards are hidden until you start studying
Study Notes
Instructions
- Attempt both questions
- Show all working
Question 1 (a)
- A particle is acted upon by three forces (diagram included)
- Determine the values of P and S if the particle remains at rest
Question 1 (b)
- A particle with mass 5 kg and initial velocity (2i – 7j) m s⁻¹ is acted upon by two forces (given)
- Find the acceleration of the particle
- Find the velocity of the particle after 3 seconds
Question 2 (a)
- Two bodies (A and B), with masses 2 kg and 3 kg respectively, collide
- Body A has initial velocity (-2i + 4j) m s⁻¹
- Body B has initial velocity (3i + 4j) m s⁻¹
- Determine the velocity of the combined body immediately after collision
Question 2 (b)
- Determine the loss in kinetic energy (k.e.) during the collision
Question 2 (c)
- Account for the lost energy in (b)
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
