find angle between AB and AC if a=5.5m & b=2.5m Express your answer using three significant figures. 2m B 1m 1m b
Q: choose the scalar quantities. Choose all that apply. 1. Distance 2. acceleration 3.…
A: Scalar quantities: These are quantities which describe only by a magnitude. They do not have a…
Q: 85° 55° 25° Fig. P2.19 and P2.20 120 N, determine by trigonometry the magnitude and direction of the…
A:
Q: The driver of a car slams on the brakes, causing the car to slow down at a rate of 27.0ft/s? as the…
A: The answers are below
Q: A car is 126 m from a stop sign and traveling toward the sign at 29 m/s. At this time, the driver…
A:
Q: A car travelling at the speed Vo on a straight level road. After the brakes are applied at t = 0,…
A:
Q: A cargo ship makes a short run between two docks: one in Mock Town. The other is in Logue Town. As…
A: Given data: Initial velocity (v0) = +7.4 m/s Final velocity (v) = 0 m/s Time (t) = 12.3 s Required:…
Q: v (m/s) 50 45 40 35 30 25 20 15 10 5 0 2 4 6 8 10 12 14 1 (s)
A: In this question the velocity time graph is showing the velocity of a motorcycle police officer In…
Q: A student walks at a speed of 0.5 m/s and then begins to run 15 seconds later at a speed of 2.5 m/s.…
A: We know that-Equation of motion, v=u+ atafter rearranging can be written as- ⇒at= v-u⇒a=v-ut
Q: 4) Is the radiation emitted by a grey body lower or higher than that of a black body? Why? 5) How…
A: 4) The radiation emitted by a grey body is lower than that of a black body as the emissive power of…
Q: A 26kg red curling stone sliding at 0.81m/s hits a 20kg blue curling stone which is sitting still.…
A: Given, Mass of red curling stone,mr=26kgMass of blue curling stone,mb=20kgVelocity of red curling…
Q: starts moving. If he accelerates at a rate of 10 m/s² for 5 s, what is his final velocity?
A: Given Acceleration of 4-wheeler = a 10 m/s2 time to move with same rate = 5 s We have to calculate…
Q: ds The accompanying figure shows the velocity v = dt body moving along a coordinate line. a. When…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: Q2/(4) If a = (1,0, 1), 6 = (2, 1, -1) and d= (0, 1,3), then á x (b x ) = (a x b) x č. (a) Truc.
A: Let's take, To check whether the statement is true of false.
Q: A motionless minecart can be evenly accelerated to v at any time going through one powered rail…
A: Given, A motionless minecart, starting at rest can be evenly accelerated to v at anytime going…
Q: 7. A tennis ball is thrown vertically upward with an initial speed of 14.4 m/s. Neglect air…
A: Given, u = 14.4 m/s We know the value of acceleration due to gravity g = 9.8 m/s2 The question can…
Q: ds The graphs in the accompanying figure show the position s, velocity v = and dt des of a body…
A: Solution: Given that s position v = ds/dt s = d2s/dt2
Q: An airplane accelerates from rest to a speed of 125 m/s while traveling a distance of 500 m What is…
A: We know that:_ V2 = U2 + 2aS Where, V = final speed ; U = initial speed a = acceleration and S =…
Q: A human body can withstand approximately 10g of acceleration in a collision before death is likely.…
A: Given: The initial speed of the car is 55 km/h. The stopping distance is 26 m. The final speed of…
Q: car is at rest at a stop light. When the light turns green, the car accelerates from rest to a…
A: Given data The initial speed of the car is: u = 0 m/s The attained speed of the car is v = 16.51…
Q: Consider the figure below: F = 66 N v = ? 10 m f, = 25 N Calculate the speed. a. 15 m/s b. 13 m/s c.…
A: In this question we are given with a block which is being pushed by a force of 66 N. We have to find…
Q: A particular race car can cover a quarter-mile track (402 m) in 6.80 s starting from a standstill.…
A:
Q: What distance will someone slide given a velocity, a μk, and an acceleration
A:
Q: A boulder is being pushed by two different people on a flat terrain. The net force on the boulder…
A:
Q: 4. A ball is initially rolling 3m/s east along a table. It undergoes an acceleration of 0.4m/s²…
A:
Q: 1. Consider the following v-t graph. a. At what time(s) is the object moving fastest? b. What is its…
A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…
Q: 27.) A penny is dropped from the top of a tall building. It falls 85 m to the ground. What is its…
A: Given The penny is dropped from the top of a building. Height of the building is h=85 m Initial…
Q: A car travels around a circle at a constant speed of 20.0 m/s. A magnetic compass in the car…
A: (4) Given: The constant speed of the car is 20 m/s. The initial direction of the car is the North…
Q: A particle moves along a horizontal coordinate line in such a way that its position time t is…
A:
Q: 3.) The driver of mass 80 kg is strapped to the seat of his Ferrari. If she comes to a stop after…
A:
Q: You are driving home from school steadily at 97 km/hkm/h for 160 kmkm. It then begins to rain and…
A:
Q: A car is driving along a circular track of diameter d = 0.75 km at a constant speed of v = 22 m/s.…
A:
Q: A skier starts from rest on the 40° slope at time t-0 and is clocked at t - 2.96 s as he passes a…
A:
Q: 19. Given the v-t graph find the instantaneous acceleration at time t=bs and the average…
A:
Q: If a race car at rest (not moving) accelerates to a speed of 120 m/s in 32 s. What is the car's…
A:
Q: FRICTIONLESS Find the acceleration if ml-14.1kg, and m2=47.4kg 30 M₁ Select one: O a. m2 goes…
A:
Q: The trap-jaw ant, found throughout tropical South America, catches its prey by very rapidly closing…
A: (a).The slope of the Speed-Time graph gives accelaration. In this case ,Maximum Accelaration means…
Q: C1. You observed a stone falling freely from a cliff. The time it took to fall is 4 s. How high is…
A: When a stone is freely falling from a cliff, the initial velocity of the stone is equal to zero. u=0…
Q: Q1. A 2 kg bob moves along a circular path in the vertical plane. When the bob is at the highest…
A: Given velocity at top most point v=6m/s Mass of wow (m) = 2 kg Radius (R)=2 m GrAcceleration (g)=…
Q: Mohammed is driving his car at 80 km/hr speed from Alaya and Ahmed is driving his car at 60 km/hr…
A: Given that,The speed of Mohammed's car : vM = 2009 (m/sec)The speed of Alaya and Ahmed : vA = 503…
Q: #56
A: (56) If you push the wooden box with force, the vertical component of the force will keep the box…
Q: What is the dimension of k in the equation T = k sine, where m is the mass, a is the acceleration…
A: The dimension on both side of the equation should be equal. suppose the dimension of k is MxLyTz,…
Step by step
Solved in 2 steps with 1 images
