a) (12 cm,0) b) (12 cm, 90) d) (-12 am, 180") 12 cm, 180) Which of...
a) (12 cm, 0) b) (12 cm, 90°) d) (-12 cm, 180°) 12 cm, 180°) Which of the following is the vector (8 cm, 60°) in rectangular coordinates. d) 4i+43j . The velocity of a projectile at its highest point is always b Positive a Negative d Equal to the initial velocity ero cle all scalar quantities. a) time c) acceleration peed d) displacement
Directions: Read the questions 1. Which of the following is the negation of the vector 12 carefully and write your answers in the space pro a) (12 em,0') c) (12 cm, 180°) b) (12 cm, 90) d) (-12 cm, 180) 2. Which of the following is the vector (8 em, 60°) in rectangular coordinates. d)4i+4v3 3. The velocity of a projectile at its highest poiat is always a Negative c Zero b Positive d Equal to the initial velocity 4....
. A square piece of alumininum with as mass of 5.4 has a l length of 2 em and a thickness of 5 mm. What is the density of the piece of aluminium in·[/ A ball is thrown into the air with a velocity of Sm/s from on top of a 36 m building. How long does it take the ball to hit the ground? 10. If Samantha ran a distance of 10 m in a direction 30 north of...
Directions: Read the questions carefully and write your answers in the space 1. Which of the following is the negation of the vector 12 cmi+0 cmj. a) (12 cm,0°) c) (12 cm, 180) b) (12 cm, 90) d) (-12 cm, 1809) 2. Which of the following is the vector (8 cm, 60°) in rectangular coordinates. a) 4 3i+4j c)8i+oj d) 4i+ 4v3j 3. The velocity of a projectile at its highest point is always (o) a Negative c Zero b...
5. The velocity of a projectile at its highest point is always b Positive a Negative c Zero d Equal to the initial velocity 6. If a projectile is launched with an initial velocity of 20 m/s from a height of 50 m in the direction 60° east of north, how long does it take the projectile to return to its original height? 彐 7. Peterson traveled 5 m due west, and then another 5 m due north. From his...
5. The velocity of a projectile at its highest point is always b Positive a Negative c Zero d Equal to the initial velocity 6. If a projectile is launched with an initial velocity of 20 m/s from a height of 50 m in the direction 60° east of north, how long does it take the projectile to return to its original height? 彐 7. Peterson traveled 5 m due west, and then another 5 m due north. From his...
All please
5. The velocity of a projectile at its highest point is always a Negative cZero b Positive d Equal to the initial velocity 6. If a projectile is launched with an initial velocity of 20 m/s from a height of 50 m in the direction 60° east of north, how long does it take the projectile to return to its original height? 7. Peterson traveled 5 m due west, and then another 5 m due north. From his...
Please answer 5-8 accurately. Thank you. Only answer if you
know everything thank you
5. The velocity of a projectile at its highest point is always b Positive a Negative c Zero d Equal to the initial velocity 6. If a projectile is launched with an initial velocity of 20 m/s from a height of 50 m in the direction 60 east of north, how long does it take the projectile to return to its original height? 7. Peterson traveled...
I need help with number 10-12
7) To determine the height of a bridge above the water, a person drops a stone and measures the time it takes for it to hit the water. If the height of the bridge is 41 m, how long will it take for the stone to hit the water? A) 2.3 s B) 2.6 5 D) 3.2s Answer: C 8) A vector A has components A,0, and Ay>0, the angle that this vector makes...
Formula Sheet (Phvsire Which one of the following quantities can be determined from the slope of a velocity versus time graph for an object in motion? 20. A) distance traveled B) position C) velocity D) displacement E) acceleration A projectile is fired at an angle of 35.0° above the horizontal with an initial speed of 55.0 m/s. How long does it take the projectile to reach the highest point in its tra 21. jectory? A) 2.4s B) 9.8 s C)...