A player making a long jump is an example of ______. (1) Projectile motion (2) Rotatory motion (3) Spinning motion (4) Horizontal motion

A player making a long jump is an example of ______. (1) Projectile motion (2) Rotatory motion (3) Spinning motion (4) Horizontal motion
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(1) Projectile motion Explanation: Projectile motion is a form of motion in which an object or particle is thrown near the earth's surface and it moves along a curved path under the action of gravity only.
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What are the two kinds of Rotatory motion? (1) Spin and Vibrational motion (2) Spin and Orbital motion (3) Spin and Translatory motion (4) Spin and Projectile motion

Description : What are the two kinds of Rotatory motion? (1) Spin and Vibrational motion (2) Spin and Orbital motion (3) Spin and Translatory motion (4) Spin and Projectile motion

Last Answer : (2) Spin and Orbital motion Explanation: The motion of an object is said to be rotatory if the particles of the object rotate in a circular path with respect to an imaginary axis, known as the axis of rotation.

What are the two kinds of Rotatory motion? (1) Spin and Vibrational motion (2) Spin and Orbital motion (3) Spin and Translatory motion (4) Spin and Projectile motion

Description : What are the two kinds of Rotatory motion? (1) Spin and Vibrational motion (2) Spin and Orbital motion (3) Spin and Translatory motion (4) Spin and Projectile motion

Last Answer : (2) Spin and Orbital motion Explanation: Rotary motion (angular motion) of a body can take place about an axis that passes through the body or about an axis that does not pass through the body.

During the motion of a projectile fired from the earth surface, ______. (1) its kinetic energy remains constant (2) its momentum remains constant (3) vertical component of its velocity remains constant (4) horizontal component of its velocity remains constant

Description : During the motion of a projectile fired from the earth surface, ______. (1) its kinetic energy remains constant (2) its momentum remains constant (3) vertical component of its velocity remains constant (4) horizontal component of its velocity remains constant

Last Answer : (4) horizontal component of its velocity remains constant Explanation: The motion of a projectile is a two-dimensional motion-Horizontal motion and vertical motion-that take place independent ... continuously affects the vertical component, so the vertical motion is a uniformly accelerated motion.

The motion of the wheels of a bullockcart while moving on the road is an example of – (1) Oscillatory and rotatory motion (2) Oscillatory and translatory motion (3) Translatory and rotatory motion (4) Translatory motion only

Description : The motion of the wheels of a bullockcart while moving on the road is an example of – (1) Oscillatory and rotatory motion (2) Oscillatory and translatory motion (3) Translatory and rotatory motion (4) Translatory motion only

Last Answer : (3) Translatory and rotatory motion Explanation: There are four basic types of motion in mechanical systems: Rotary, Linear, Reciprocating and Oscillating motion. Rotatory motion is turning round in a circle, ... . As a matter of fact, translatory motion and rotatory motion occur at the same time.

The motion of the wheels of a bullock-cart while moving on the road is an example of (1) Oscillatory and rotatory motion (2) Oscillatory and translatory motion (3) Translatory and rotatory motion (4) Translatory motion only

Description : The motion of the wheels of a bullock-cart while moving on the road is an example of (1) Oscillatory and rotatory motion (2) Oscillatory and translatory motion (3) Translatory and rotatory motion (4) Translatory motion only

Last Answer : Translatory and rotatory motion

During the motion of a projectile fired from the earth surface, _______ (1) its kinetic energy remains constant (2) its momentum remains constant (3) vertical component of its velocity remains constant (4) horizontal component of its velocity remains constant

Description : During the motion of a projectile fired from the earth surface, _______ (1) its kinetic energy remains constant (2) its momentum remains constant (3) vertical component of its velocity remains constant (4) horizontal component of its velocity remains constant

Last Answer : horizontal component of its velocity remains constant

A player making a long jump is an example of ________.

Description : A player making a long jump is an example of ________.

Last Answer : Projectile motion

Which of the following is an example of simple harmonic motion? (1) Earth spinning on its axis (2) Simple pendulum motion (3) Bali bouncing on floor (4) Motion of a ceiling fan

Description : Which of the following is an example of simple harmonic motion? (1) Earth spinning on its axis (2) Simple pendulum motion (3) Bali bouncing on floor (4) Motion of a ceiling fan

Last Answer : (2) Simple pendulum motion Explanation: When a body moves about a mean position in such a way that the acceleration is proportional to the displacement and is always directed towards the mean ... to execute a simple harmonic motion. The motion of a simple pendulum falls under this category.

Which of the following is an example of simple harmonic motion? (1) Earth spinning on its axis (2) Simple pendulum motion (3) Ball bouncing on floor (4) Motion of a ceiling fan

Description : Which of the following is an example of simple harmonic motion? (1) Earth spinning on its axis (2) Simple pendulum motion (3) Ball bouncing on floor (4) Motion of a ceiling fan

Last Answer : Simple pendulum motion

Froude number is significant in (A) Supersonics, as with projectile and jet propulsion (B) Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. (C) Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls (D) All of the above

Description : Froude number is significant in (A) Supersonics, as with projectile and jet propulsion (B) Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. (C) Simultaneous motion ... gravity forces, and wave making effect, as with ship's hulls (D) All of the above

Last Answer : Answer: Option C

Reynolds number is significant in (A) Supersonics, as with projectile and jet propulsion (B) Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. (C) Simultaneous motion through two fluids where there is a surface of discontinuity, gravity forces, and wave making effect, as with ship's hulls (D) All of the above

Description : Reynolds number is significant in (A) Supersonics, as with projectile and jet propulsion (B) Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc. (C) Simultaneous motion ... gravity forces, and wave making effect, as with ship's hulls (D) All of the above

Last Answer : Answer: Option B

After a projectile is fired horizontally near the earth's surface, the horizontal component of its velocity, neglecting any air resistance: w) increases steadily x) decreases steadily y) first decreases, then increases z) remains constant

Description : After a projectile is fired horizontally near the earth's surface, the horizontal component of its velocity, neglecting any air resistance: w) increases steadily x) decreases steadily y) first decreases, then increases z) remains constant

Last Answer : ANSWER: Z -- REMAINS CONSTANT 

If the horizontal range of a projectile is four times its maximum height, the angle of projection is

Description : If the horizontal range of a projectile is four times its maximum height, the angle of projection is 

Last Answer : 45°

When ball having a projectile motion is rising up, it A. decelerates B. accelerates C. rises up with constant acceleration D. acceleration becomes zero

Description : When ball having a projectile motion is rising up, it A. decelerates B. accelerates C. rises up with constant acceleration D. acceleration becomes zero

Last Answer : decelerates

Which of the following is an example of a projectile? a.Launching of a satellite b.Taking off of an aircraft c.Lifting of a balloon d.Throwing of a cricket ball by a player e.None of the above

Description : Which of the following is an example of a projectile? a.Launching of a satellite b.Taking off of an aircraft c.Lifting of a balloon d.Throwing of a cricket ball by a player e.None of the above

Last Answer : d. Throwing of a cricket ball by a player

An ice skater is spinning like a top on a frozen lake. She raises her arms from their initial horizontal position to a vertical position over her head. The skater will experience an increase in angular velocity due to what physical law?

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Last Answer : ANSWER: LAW OF CONSERVATION OF ANGULAR MOMENTUM

An Athlets runs before long jump to get advantage on – (1) Inertia of motion (2) Frictional force (3) Moment of a force (4) Principle of moments

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An athlete runs before long jump to get advantage on (1) Inertia of motion (2) Frictional force (3) Moment of a force (4) Principle of moments

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Last Answer : Inertia of motion

The direction of projection for the range of a projectile to be maximum on an inclined plane having angle of inclination 30? to the horizontal, whould be a.45? with horizontal b.30? with vertical c.30? with horizontal d.60? with inclined plane e.45? with inclined plane

Description : The direction of projection for the range of a projectile to be maximum on an inclined plane having angle of inclination 30? to the horizontal, whould be a.45? with horizontal b.30? with vertical c.30? with horizontal d.60? with inclined plane e.45? with inclined plane

Last Answer : b. 30? with vertical

When horizontal range of a projectile equal to the distance through which projectile will rise, then the angle of projection of the particle will be equal to a.36? b.24? c.48? d.107 dynes e.76?

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A projectile is thrown at an angle of 30° to the horizontal. What should be the range of initial velocity (u)

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How does the unbalanced force of gravity affect the horizontal and vertical velocity of an object in projectile?

Description : How does the unbalanced force of gravity affect the horizontal and vertical velocity of an object in projectile?

Last Answer : In the absence of air resistance, the force of gravity has noeffect on the horizontalcomponent of a projectile's velocity, and causes the verticalcomponent of its velocityto increase by 9.8 meters (32.2 feet) per second downward forevery second of its flight.

A projectile is fired at an angle to the vertical. Its horizontal range will be maximum when is (A) 0° (B) 30° (C) 45° (D) 60°

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What is the only reguriment for an object to be in projectile motion?

Description : What is the only reguriment for an object to be in projectile motion?

Last Answer : Feel Free to Answer

How does air resistance affect the components of projectile motion?

Description : How does air resistance affect the components of projectile motion?

Last Answer : Feel Free to Answer

What do vertical component of the projectile motion of an object depend on?

Description : What do vertical component of the projectile motion of an object depend on?

Last Answer : Both of these

Which are examples of projectile motion ?

Description : Which are examples of projectile motion ?

Last Answer : A javelin flying trough the air.A tennis ball lobbed over the net.

Two dimensional motion is not always projectile motion . in two -dimensional motion that is not projectile motion , ____ is not accelerating the objective?

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Last Answer : Gravity

The resultant motion of two Simple Harmonic Motions will be A. Simple Harmonic MotionB. Periodic Motion C. Projectile Motion D. Zero

Description : The resultant motion of two Simple Harmonic Motions will be A. Simple Harmonic MotionB. Periodic Motion C. Projectile Motion D. Zero

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Which of the following is not a projectile? a.Bullet coming out of a revolver b.Arrow released from a bow c.Lifting of a balloon d.Throwing a cricket ball from one player to another e.None of the above

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Flagella move the cell by A- .many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propellerD- attaching to nearby particles and contracting

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Last Answer : spinning like a propeller

Flagella move the cell by A- many flagella beating in a synchronous, whip-like motion B- an individual flagellum beating in a whip-like motion C- spinning like a propeller D-.attaching to nearby particles and contracting

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Last Answer : spinning like a propeller

In human being g, the second cervical vertebra helps in rotatory movements of head through knowb-like process called `:`

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Why all amino acids are levo rotatory?

Description : Why all amino acids are levo rotatory?

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Projectile will attain its maximum range, if it is fired at an angle of A. 30° B. 47° C. 90° D. 45°

Description : Projectile will attain its maximum range, if it is fired at an angle of A. 30° B. 47° C. 90° D. 45°

Last Answer : 45°

A projectile is fired into the air at an angle of 23 degrees. At what other angle would this projectile have the same range if air resistance is neglected? w) 46 degrees x) 60 degrees y) 67 degrees z) 68 degrees

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A ______ organizational structure is the simplest form and has clear lines of authority and ease of decision making. (a) Horizontal ; (b) Line ; (c) Vertical ; (d) Staff

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My new iMac sometimes gets stuck and I get the spinning beachball making me force quick. What's up?

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The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

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The absolute zero is a temperature at which ______. (1) molecular motion in a gas would cease (2) water freezes (3) all gases become liquid (4) all gases become solid

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Pulsars are : (1) stars moving towards the Earth (2) stars moving away from Earth (3) rapidly spinning stars (4) high temperature stars

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The swing of a spinning cricket ball in air can be explained on the basis of – (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli's theorem.

Description : The swing of a spinning cricket ball in air can be explained on the basis of – (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli's theorem.

Last Answer : (3) Turbulence caused by wind. Explanation: The main theory of swing bowling surrounded turbulent and laminar airflow. Laminar air separates from the surface of the ball earlier than turbulent flow air, ... towards the back; inducing a greater lift force on the turbulent airflow side of the ball.

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Which of the following will increase the ANGULAR MOMENTUM of a person spinning on a rotatable frictionless bar chair? w) moving the arms closer to the body x) moving the arms farther from the body y) moving one arm farther from the body and the other arm closer to the body with spastic repetition z) none of these

Description : Which of the following will increase the ANGULAR MOMENTUM of a person spinning on a rotatable frictionless bar chair? w) moving the arms closer to the body x) moving the arms farther from the body y) ... from the body and the other arm closer to the body with spastic repetition z) none of these

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The swing of a spinning cricket ball in air can be explained on the basis of (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli’s theorem.

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Last Answer : Turbulence caused by wind.

An athlete runs some distance before tak- ing a long jump is example of?

Description : An athlete runs some distance before tak- ing a long jump is example of?

Last Answer : Inertia of motion

What is a Projectile?

Description : What is a Projectile?

Last Answer : Projectile kinematics is a branch of mechanics that deals with the motion of objects that are projected into the air, such as a ball thrown by a baseball pitcher, a bullet fired from a ... the air. Projectile kinematics is widely used in physics, engineering, sports, and military applications.

How is the Caliber of a projectile measured?

Description : How is the Caliber of a projectile measured?

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A projectile is shot straight up with vo = 40 m/s. After how many seconds will it return if drag is neglected? a.6 b.107 dynes c.4 d.10 e.8

Description : A projectile is shot straight up with vo = 40 m/s. After how many seconds will it return if drag is neglected? a.6 b.107 dynes c.4 d.10 e.8

Last Answer : e. 8