Instant velocity Study guides, Class notes & Summaries

aqa as physics – mechanics exam questions and answers Weight Mass x Gravitational Field Strength Vector A quantity with size and direction Scalor A quantity with size only Newton's 2nd Law Resultant Force = mass x acceleration Displacement Position of an object relative to an origin Average Speed Distance Travelled / Time taken Instantaneous Speed distance travelled in an instant / time duration of an instant Average Velocity Change in displacement ...

Kinematics The study of motion without regard to forces Kinetics The study of forces on systems in motion Design Process Identification of need Background research Goal statement Performance Specs Ideation and invention (Brainstorm) Analysis Selection Detailed Design Prototype/testing Production DOF The number of independent measurements (parameters) necessary to uniquely define a system's position at any instant. General motion Complex motion Rotation...

KPE160 Midterm Review 2024 Questions and Answers rigid body - Answer- object of non-zero size that cannot change shape position - Answer- location and orientation CoG - Answer- average location of all weight of an object (typically in midline a bit below navel of humans) orientation in space - Answer- position with respect to the points of a compass or other directions motion of rigid body - Answer- change in position denoted by its location and orientation at every instant in time) di...

AQA A Level PHYSICS (7408/3A) Paper 3 Section A Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] A stroboscope emits bright flashes of white light. The duration of each flash and the frequency of the flashes can be varied. Table 1 shows information about the stroboscope. Table 1 Minimum Maximum Duration of each flash / μs 60 300 Frequency of flashes / Hz 1 150 The duration of each flash is T1. The time from the start of a flash to the start of the next flash is T2. The duty c...

AP Physics 1 Midterm Review Questions and Verified Answers (2023/ 2024) Q: A steel ball supported by a stick rotates in a circle of radius r, as shown above. The direction of the net force acting on the ball when it is in the position shown is indicated by which of the following? (see picture) a. up b. down c. left d. up diagonal e. right Answer: e. right Q: A compressed spring mounted on a disk can project a small ball. When the disk is not rotating, as shown in the top view ...

Straighterline PHY 250 General Physics Exam Questions and Answers Latest 2023/2024 | Graded. Anne is riding on a Ferris wheel. From t = 10 s to t = 70 s, the angular position of the wheel is described by the function: During this time interval, Anne is at the very top of the Ferris wheel at most how many times? Select one: a. 4 b. 6 c. 13 d. 30 Feedback The correct answer is: 4 Question 2 Correct 6.00 points out of 6.00 Flag question Question text Select one: a. 42 N⋅m2 b. 84 ...

Question 1 Correct 6.00 points out of 6.00 A 0.500 kg steel ball is dropped from a height of 4.00 m onto a horizontal steel slab. The collision appears elastic in that the ball rebounds to its original height. If the collision lasts for 2.00 × 10−3 s, which of the following is the impulse imparted to the ball and the average force applied to the ball during the collision? Select one: a. I = 8.49 kg•m / s F = 4.25 × 103 N b. I = 8.85 kg•m / s F = 4.43 × 103 N c. I = ...

Question 1 Correct 6.00 points out of 6.00 A ball rolls with a speed of 2 m /s along a horizontal table. If the ball rolls off the table and lands on the floor 0.50 m from the edge of the table, what is the height of the table? Select one: a. 1.2 m b. 0.1 m c. 0.3 m d. 0.6 m Question 2 Correct 6.00 points out of 6.00 If a vector pointing toward the north is crossed with one pointing toward the east, the resulting vector is pointing . Select one: a. up b. down c. south d. Non...

AQA A Level PHYSICS (7408/3A) Paper 3 Section A Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] A stroboscope emits bright flashes of white light. The duration of each flash and the frequency of the flashes can be varied. Table 1 shows information about the stroboscope. Table 1 Minimum Maximum Duration of each flash / μs 60 300 Frequency of flashes / Hz 1 150 The duration of each flash is T1. The time from the start of a flash to the start of the next flash is T2. The duty c...

aqa as physics – mechanics exam questions and answers Weight - Answer- Mass x Gravitational Field Strength Vector - Answer- A quantity with size and direction Scalor - Answer- A quantity with size only Newton's 2nd Law - Answer- Resultant Force = mass x acceleration Displacement - Answer- Position of an object relative to an origin Average Speed - Answer- Distance Travelled / Time taken Instantaneous Speed - Answer- distance travelled in an instant / time duration of an instant Aver...