Q 9) A stone was dropped off a cliff and hit the ground with a speed of 120 m/s. What is the height of the cliff (g = 10m/s2)?

Q: What is the soution to this equation?

A:

Q: c. A ball is shot from the ground straight up into the air with initial velocity of 49 ft/sec.…

A:

Q: 5. A kite 100 feet above the ground is being blown away from the person holding its string in a…

A: So, here x2+1002=s2...(1) Given dxdt=10 Now, at s=200, from (1):…

Q: An airplane heading due east has a velocity of 200 miles per hour. A wind is blowing from the north…

A: The velocity of the plane=200 mph  The wind hits the plane in the direction of south. so, the…

Q: (d) When does it hit the ground? (e) With what velocity does it hit the ground?

A:

Q: A cyclist coasts up a 11.3° slope, traveling 19.0 m along the road to the top of the hill. If the…

A:

Q: Assume the accleration of the object is a(t) = −32 feet per second per second. (Neglect air…

A:

Q: A ball is thrown vertically upwards with a velocity of 48 ft/s from the top of a building 35 ft…

A: Given that,

Q: A kite 160 feet above the ground moves in a direction parallel to the ground at the rate of 5 feet…

A: Let, x= the horizontal distance of the kite y=the length of the string Given that dx/dt=5 ft/sec  We…

Q: sw A baseball diamond is a square with side 90 ft. A batter hits the ball and runs toward first base…

A: Solve the given

Q: 8. (LO 8) A 10-foot ladder is leaning against a high wall. The base of the ladder starts to slide…

A:

Q: The drag force (D) of an object falling through air varies directly as the square of its velocity…

A:

Q: 4. Shirogane, who is 175 cm tall, is walking at a rate of 3 meters per second towards a lamppost…

A:

Q: Answer and give the complete solution. A 6-ft tall man is walking away from a 15-ft post at a rate…

A:

Q: Car A is traveling west at 50 mi/h and Car B is traveling north at 60 mi/h. Both are headed for the…

A: In first question we find out dz/dt .and in 2nd question first we put dy/dx=0 for extreme values.and…

Q: At the instant the traffic light turns green, a car that has been waiting at an intersection starts…

A:

Q: 3. If a person is running west in downtown Austin at 2.5 km/hr relative to the ground and from his…

A:

Q: A coin of mass 0.05kg is dropped from the top of the Eiffel tower, which is 300m tall. It…

A:

Q: A man drives at a rate of 25 kph towards the foot of an 8-m tall monument. At what rate is he…

A: Topic = Algebra

Q: An object is dropped from a 64-foot tower and reaches the ground in 2 seconds. What would the…

A:

Q: A man 6 feet tall walks at a rate of 5 feet per second away from a light that is 15 feet above the…

A: Given that: A man 6 feet tall walks at a rate of 5 feet per second away from a light that is 15 feet…

Q: A ball is dropped down a well and 5 sec later the sound of the splash is heard. If the velocity of…

A: The complete solutions are given below

Q: ht h(t), in feet, of an airborne tee-shirt t seconds after being la ld a tee-shirt be airborne if it…

A: The height h(t) in feet, of an airborne tee-shirt t seconds after being launched is approximately…

Q: A toy rocket is launched at an initial velocity of 50 ft/s at an angl of 75° with the horizontal.…

A: Here, given that the initial velocity 50 ft/s and the angle is 75°

Q: How much work (in J) is required to move a box that weighs 12 kg upward by 55 cm? Use the fact that…

A:

Q: A ball that is dropped from a window hits the ground in 6 seconds. How high is the window? (Give…

A: Given t = 6s and g = 32.

Q: Car A is traveling west at 50 mi/h and car B is traveling north at 60 mi/h. Both are headed for the…

A: topic - application of derivatives

Q: An object thrown downward from a 500-m cliff travels 57.2 m in 3 sec. What was the initial velocity…

A: We have to find the initial velocity of the object.

Q: A ball that is dropped from a window hits the ground in 7 seconds. How high is the window? (Give…

A:

Q: Jamal is flying a kite on a string, and it is 100 ft above the ground. At the point that Jamal has…

A: Jamal is flying a kite on a string, and it is 100 ft above the ground. At the point that Jamal has…

Q: A particle moves along a straight line with a velocity v(t) = t²e²t meters per second after t…

A: A particle moves along a straight line with a velocity v(t)=t2e2t meters per second after t seconds.

Q: a ball is free falling from height of 200 mifind 1-the time of the ball wheureach to the ground. 2-…

A: Part(a): Given, Height=200 mg=9.8 m/s2u=0 Velocity for free falling body Let, the time be t and…

Q: On the moon, the acceleration due to gravity is 1.6 m/sec2. If a rock is dropped into a crevasse,…

A: Consider the given value of acceleration due to gravity 1.6 m/sec2.

Q: 42. If water enters a certain type of garden hose with a diameter of 1.5 cm at a speed of 5 m/s,…

A: 42. Given data is : Diameter of garden hose d1=1.5cm                               Speed v1=5m/s…

Q: a) When does the top of the ladder reach the ground? b) Determine the velocity of the end of the…

A:

Q: The brakes of a car are applied when it is moving at 80 km/h and provide a constant deceleration of…

A:

Q: c. A man 5 ft tall is walking along a straight line at a rate of 3 ft/sec towards a lamp post that…

A: Definition uses-       Similar triangles -        If two triangles are similar then their…

Q: Assume the acceleration of the object is a(t) = -9.8 meters per second per second. (Neglect air…

A: ANSWER IS AS BELOW:

Q: A car traveling at 60 mi/h (88 ft/s) skids 176 ft after its brakes are suddenly applied. Under the…

A:

Q: On Earth, you can easily shoot a paperclip 64 ft straight up into the air with a rubber band. In t…

A:

Q: A steel ball of mass 4 kg is dropped from a building. If the air resistance is equal to 0.371v, what…

A: Mass of ball m=4 kg Air Resistance =0.371v Now, the formula to find  velocity of ball at time t is:…

Q: 4. The acceleration due to gravity is -9.8 meters per second squared. An object is thrown upward…

A:

Q: An aircraft is climbing at a 300 angle to the horizontal. How fast is the aircraft gaining altitude…

A: An aircraft is climbing at a constant 30 degree angle to the horizontal and the speed is 500 mph…

Q: 2. Leanne is travelling at 13 km/hr. Fernando is moving at 3-5 m/s. Who is travelling faster?

A: Note: As per bartleby instruction when more than one question is given only one has to be answered.…

Q: A ship leaves port at 2:00 PM and travels S30°E at the rate of 50 km/hr. Another ship leaves the…

A: Given that a ship leaves a port at 2:00 PM and travels S30degree East at the rate of 50km/hour and…

Q: 6. Shan, who is 2 meters tall, is approaching a post that holds a lamp 6 meters above the ground. If…

A:

Q: You are videotaping a race from a stand 132 ft from the track, following a car that is moving at 180…

A: To  Determine: How fast will your camera angle u be changing when the car is right in front of you?…

Q: A car drives with velocity v(t)=2.8+/t meters per second. How far does the car drive in 8 seconds?…

A: Given data: The velocity of car is vt=2.8+t. Time taken by car is t = 8 s.

Q: 9. If a rock is thrown vertically upward from the surface of Mars with velocity 15 m/s, its height…

A: Height of the rock after t seconds which is thrown vertically upward from the surface of the Mars…

Q: When the velocity v of an object is very large, the magnitude of the force due to air resistance is…

A: Consider the provided question, Given , mass of the shell = 2 kg Acceleration due to gravity = 9.81…