A lift is coming from 8th floor and is just about to reach 4th floor. Taking ground floor as origin and positive direction upwards for all quantities, which one of the following is correct? (a) x < 0, v < 0, a > 0 (b) x > 0, v < 0, a < 0 (c) x > 0, v < 0, a > 0 (d) x > 0, v > 0, a < 0

Q: When a projectile reaches the highest point the horizontal component of the acceleration is:   E)…

A: Given data:  A projectile motion Object at highest point Required: The horizontal component of the…

Q: A car travels 12km due west, 15km due south and 45 km in a direction 50° north of east. Calculate…

A: Suppose given that Vector is R and it makes angle  with +x-axis, then it's components are given by:…

Q: A chauffeur heads south with a steady speed of  v1 = 24.0 m/s  for  t1 = 3.00 min,  then makes a…

A: Given data: The steady speed of chauffeur heads south is v1=24.0 m/s. The time of travel of…

Q: The position of a particle is given by x=Ct³, where C is a constant. Find the SI units for the…

A: Unit of position, x is meter Unit of t  is second

Q: A sailboat leaves a harbor and sails 1.8 km in the direction 65° south of east, where the captain…

A: Given that,  Displacement d1=1.8 km in the south of east Angle θ1= 65° Displacemnt d2=1.1 kmin the…

Q: Find the displacement at t = 13.0 sec: 5.00 m 0 8.00 m 4.00 m

A:

Q: A basketball player runs 7.00 m due north, then 5.00 m in a direction 300 north of west, and finally…

A: given A = 7 m, North          B = 5m, 300 North of west           C = 8 m , east

Q: What is the displacement of a man who walk 10 m east, 5 m north, and 2 m west? A. † = (17î + 5ĵ)m B.…

A:

Q: man Can swim ab as Peed of 3km/he in still water he wants to cross 500 m wid river flowing at be an…

A: Given:             man speed, vm=  3 km/h             river width, d=500 m= 12km            river…

Q: A cannonball is launched from ground level with an initial speed of v0 straight up in the air What…

A: Given,  Initial speed of the cannon ball, vo The speed of the cannon ball when it reaches height h…

Q: In which of the following cases is the displacement's magnitude half the distance traveled? In…

A: Given that:- Distance and displacement in each case

Q: If A is a vector representing 100 km/h W15°S, what is - A? 5 A. 60 km/h N 15°E B. 60 km/h S 75°W C.…

A:

Q: Which of the following statements is NOT true? Select one: a. If the object moves at constant…

A: Acceleration is defined as rate of change of velocity. S.I. units of acceleration is m/s2…

Q: A player on a soccer field walks 100 meters to the East, turns North and walks 150 meters, turns…

A: Distance is a scalar quantity. It is the sum total which the object have traveled.  Therefore,…

Q: particle travelled 3.9 m north then turned west and travelled 9.5 m in that direction and lastly,…

A:

Q: A shell is fired from a fixed artillery gun with an initial speed u such that it hits the target on…

A:

Q: In 3.40 h, a balloon drifts 20.7 km north, 9.60 km east, and 2.66 km upward from its release point…

A:

Q: Let V→V→ = 2.00 iˆi^ +6.00 jˆj^ -3.00 kˆk^ . The magnitude of V→V→ is

A: The magnitude of a vector formula is used to calculate the length for a given vector (say v) and is…

Q: A student is trying to determine the acceleration of a feather as she drops it to the ground. If the…

A:

Q: The data set given in Table 2 is expected to obey a non - linear relation x = 1/2 at? You are asked…

A: We see that plotting x versus t2 gives us a straight line graph.

Q: 7. An object is propelled upward at an angle 45° s x < 90°, to the horizontal with an initial…

A:

Q: Draw each of the following vectors, then find its x- and y-components.a. d→ = (100 m, 45° below…

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Q: where t is the number of seconds since observations began. 11. During the time interval from t = 0…

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Q: What is the total distance (in meters) of the education-major student below? * North 1 000 m B 2 000…

A: For the given motion diagram,

Q: The x-coordinate of a particle in curvilinear motion is given by x = 4.7t - 3.1t where x is in feet…

A: Given values,

Q: A particle travelled 3.9 m north then turned west and travelled 9.5 m in that direction and lastly,…

A:

Q: Find the velocity of the motorbike, in unit vector notation, when it reaches the maximum y position

A:

Q: The x-coordinate of a particle in curvilinear motion is given by x = 4.7t - 5.5t wherexis in feet…

A:

Q: Neglecting air friction, which describes the behavior of the x component of the velocity of a…

A: The motion of an object thrown or projected into the air, with some angle of inclination (θ) with…

Q: The acceleration is a Scalar and vector quantities O None of the above Scalar quantity Vector…

A: Acceleration Formula - a=dvdt

Q: "If a particle moves 30 km in positive (+) x direction and then again moves 5 km in opposite…

A: Distance is a scalar quantity. Scalar quantities are those which have only magnitude and no…

Q: In an experiment to determine the viscosity of some oil, a ball is dropped into the oil. The…

A: The position of the ball is given by,At, time period t=0

Q: The average speed becomes a close approximation to the instantaneous speed when: Select one: O The…

A: The average speed becomes a close approximation to the instantaneous speed when body is moving in an…

Q: In a computer game, an  airplane starts at (1, 6) (in cm) on the curve  y=5+(1.6t+1)^−1.3and moves…

A: Given that: Initial co ordinate (1,6) in  cm y=5+(1.6t+1)-1.3 cm vx=1.6 cm/s

Q: What is the displacement of a man who walked 10 m east, 5 m north, and 2 m west? A.I = (17î + 5ĵ)m…

A:

Q: An object is projected upward from ground level at an angle (Theta) and the air resistance is…

A:

Q: A paper airplane is given a push so that it could fly 1.2m/s 41.6 degrees north of east, but there…

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Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: GivenVelocity of plane vplane= 530 km/h due southVelocity of air vair = 80.0 km/h due…

Q: A juggler throws a bowling pin straight up with an initial speed of 6.1 m/s from an initial height…

A: The bowling pins are being thrown with an initial speed of 6.1 m/s, straight upwards. The height…

Q: Ann walks 135 m north from point A to point B. She then turns around from point B and travels south…

A: Displacement is the shortest distance travelled by a body between final and the initial position.…

Q: An object is thrown upwards with a speed of 12 m/s. How long does it take to reach a height of 3.0 m…

A:

Q: If C = 4 m at 68°,  and D = 37 m at 169°,  what is the direction of the sum of these two vectors (in…

A: Given data The vector C is of length 4 m at 68°. The vector D is of length 37 m at 169°. The vector…

Q: A skydiver is falling straight down, along the negative y direction. (a) During the initial part…

A:

Q: A chauffeur heads south with a steady speed of v₁ = 20.0 m/s for t₁ = 3.00 min, then makes a right…

A:

Q: A person traveled 20 m south, then 9 m east then 12 north and finally 5 m west. Find the…

A: The diagram shows the displacement of the person when he travels 20 m south, 9 m east, 12 m north…

Q: (Vectors) Given two vectors a = 5i + 4j and b = 6i – 3j, find the magnitude and direction with…

A: a→ = 5i^ + 4j^ b→ = 6i^ - 3j^

Q: The path traveled by an object (neglecting air resistance) that is projected at an initial height of…

A:

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.