Constant jerk motion: acceleration vs. position - Physics Forums The participants confirm that using known formulas for cubic equations simplifies the process, allowing for the identification of real solutions while disregarding complex ones Understanding of kinematics, specifically equations of motion with constant jerk Familiarity with differential equations and integration techniques
Setting two expressions equal to each other • Physics Forums The problem involves two cars accelerating towards each other on a runway, initially separated by 1 km Car A accelerates at 0 5 m s², while Car B starts moving 10 seconds later with an acceleration of 1 m s² The objective is to determine when and where the two cars meet Exploratory, Assumption checking, Problem interpretation Participants discuss the need to set the equations of motion
Kinematics: find maximum height - Physics Forums Learn how to derive maximum height using kinematic equations Investigate the effects of gravitational force on the rocket's trajectory Students studying physics, particularly those focusing on kinematics and projectile motion, as well as educators looking for practical examples to illustrate these concepts
Solving kinematic formula for t - Physics Forums Homework Help Overview The discussion revolves around solving the kinematic equation d = v i t + 0 5 a t 2 for the variable t, specifically exploring whether it can be done without resorting to the quadratic formula Participants are examining various methods and implications of solving quadratic equations in the context of kinematics Discussion Character Exploratory, Assumption checking
Confused about kinematic equations - Physics Forums The discussion revolves around kinematic equations, particularly focusing on the term (1 2) in the displacement formula under constant acceleration Participants explore the implications of constant versus variable velocity and the derivation of various kinematic equations Exploratory, Conceptual clarification, Mathematical reasoning, Assumption checking Participants examine the reasoning
Kinematics: when to use the quadratic formula? - Physics Forums The discussion revolves around a kinematics problem involving a ball falling from a height of 30 meters with an initial velocity of 8 m s Participants are exploring when it is appropriate to use the quadratic formula in the context of kinematic equations Exploratory, Assumption checking, Conceptual clarification Participants are questioning the necessity of the quadratic formula for solving
projectile motion problem with no initial velocity given Relevant Equations: Kinematic equations I don't know how to solve projectile motion problems when there was no initial velocity given, also no final velocity, or time Please help The initial speed is and the time of flight is PS if you are really stuck with this, forget about the initial height above the ground and take the range to be
Quick question on experimental errors - Physics Forums Homework Statement A student is testing the kinematic equations for uniformly accelerated motion by measuring the time it takes for light-weight plastic balls to fall to the floor from a height of 3 m in the lab The student predicts the time to fall using g as 9 80 m s^2, but finds the
What is the initial velocity of a flea that jumps to a maximum height . . . The problem involves a flea jumping to a maximum height of 0 550 meters, requiring the calculation of its initial velocity using kinematic equations The context is rooted in the principles of kinematics and free-fall acceleration
What Is the Height of the Building in This Free Fall Acceleration . . . The calculations reveal that the height of the building is approximately 24 meters, derived from the equations of motion: V = Vo + at and X - Xo = Vo t + 1 2 at² The key to solving the problem lies in accurately applying these kinematic equations to determine the total distance fallen Ability to calculate time and distance in motion problems