College Physics: A Strategic Approach (4th Edition)
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Here, u=5 m/s. Using Newton's law of motion, a=-g ... more
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The below graph shows the resultant vector of . ... more
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; Now, using the above graph, calculate the ... more
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Both the components of the vector are negative and... more
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The acceleration of the block is given by . So, as... more
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The change in velocity must be in the direction of... more
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The ball rolls off the table and lands at the same... more
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Time of flight of ball is given by,The angle made ... more
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The northeast direction is parallel to the ... more
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Centripetal acceleration is given by , here and... more
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The speed of the boat Vb=8 m/s corresponds to a ... more
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Yes, no.Magnitude means length of the vector, ... more
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No. ; The only possibility for two perpendicular ... more
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Constant speed ; The acceleration is perpendicular... more
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Constants: vx , vyZero: ax ; The acceleration is ... more
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Both the time and range will increase. ; As the ... more
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The range will be maximum for .The hang time will ... more
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Both the balls hits the ground at the same instant... more
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The acceleration of any object on a ramp is given ... more
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The direction of the acceleration vector in each ... more
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The time is 2 s and the horizontal distance is 200... more
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A roller coaster is made this way because its ... more
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The magnitude of the acceleration does not change ... more
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Towards east ; The plane is in circular motion ... more
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For a constant acceleration, the speed of vehicle ... more
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A person always runs forward to increase the ... more
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Ball 1 is thrown with a higher speed because the ... more
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because both are opposite vectors having the same... more
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and have two components. has the horizontal ... more
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If brakes in the car are applied, the speed of the... more
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; The velocity of the car at position 1 is toward... more
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a. b. c. d. ; a. The velocity of the object at ... more
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The vertical component of the velocity is and ... more
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The balloons land at a distance of 12 m, which is ... more
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The time of the flight of the ball is 2 s, not 1 s... more
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A horizontal range of 15 m corresponds to an ... more
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Let as assume a be the acceleration,r be the ... more
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Let as assume centripetal acceleration 'a', ... more
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The expression can be expressed as .To draw the ... more
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; As and are right angles to each other, they ... more
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; To solve for magnitude of component of the ... more
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; To solve for component of the vector A is , ... more
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; According to question, the cannonball travels ... more
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7.06 km7.51 km ; First the geese flew for 4 km ... more
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; The velocity of Josh is . Therefore, the ... more
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25.36 m/s ; The force of gravity is acting ... more
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; The force of gravity is acting downward and ... more
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1.32 s ; Assume that the van is not moving. The ... more
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; The acceleration along the incline is equal to ... more
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; The position vector projects in a radial ... more
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; To find the difference of vectors and , put ... more
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'Choosing the direction of initial motion can ... more
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Option B shows correct direction of acceleration... more
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; To calculate the distance between the end of ... more
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; To calculate the distance between the base and ... more
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; To calculate the distance between the base and ... more
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16.42 m/s ; Find the time taken to travel a ... more
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12.22m/s21g ; The speed of the object is constant... more
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34.29 m/s ; The speed of the object is constant, ... more
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; Use the time period and radius of the orbit to ... more
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; The centripetal acceleration is expressed by ... more
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; Centripetal acceleration is directly ... more
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; The centripetal acceleration can expressed by ... more
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; Suppose the speed of the plane with respect to ... more
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The speed of ball 1 according to person, =.The ... more
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The time period in lane, 1 = .The time period in ... more
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The speed of ball 1 according to friends = 15 m/... more
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; The speed of the river water with respect to ... more
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; Person G walked three blocks east and five ... more
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Approximately , north from the west ; The motion ... more
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2.45 s ; The initial speed in the x direction is ... more
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Yes ; The stream will hit the insect if it stream ... more
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27.27 m/s ; The initial speed of the ball in the y... more
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5.962 m ; For the vertical motion, the initial ... more
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0.82 m ; The motion of the paintball can be ... more
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13.99 m ; For the vertical motion, the initial ... more
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1.00875 m ; The horizontal component of the ... more
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58.6 m/s2 ; First find the initial speed of the ... more
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74.40o from the horizontal ; First find the ... more
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678 m ; The motion can be modeled as shown in the ... more
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6.11 m ; To find the horizontal range of the rider... more
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The bird should fly at an angle approximately 41.... more
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19.6 m ; To find the height of the ball initially... more
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The magnitude of the acceleration is greatest for ... more
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4.98 m/s ; Find the acceleration of car F in the ... more
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The speed of 3 m/s corresponds to a ramp length of... more
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The centripetal acceleration of an object is ... more
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The vertical speed of 2.4 m/s corresponds to a ... more
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A height of 1.2 mcorresponds to times the ... more
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During the first section, the acceleration ... more