54 Answered Questions for the topic Physics Vectors

09/29/18

#### How do I solve this Physics Problem?

A shell is fired from a gun whose barrel is elevated 20.0° above the horizontal. The muzzle velocity of the shell is 245m/s. Calculate the verticle and horizontal components of the muzzle velocity

09/09/18

#### Calculate the tension in the tow rope.

A skier of mass 65.0 kg is pulled up a snow-covered slope at constant speed by a tow rope that is parallel to the ground. The ground slopes upward at a constant angle of 26.0 ∘ above the horizontal...
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09/05/18

#### A gun can fire a bullet at 540 m/s. If the gun is aimed at an angle of 55o above the horizontal and fired, what will be the horizontal and vertical components o

A gun can fire a bullet at 540 m/s. If the gun is aimed at an angle of 55o above the horizontal and fired, what will be the horizontal and vertical components of the gun's velocity?

09/05/18

#### An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane flying east?

An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane flying east?

06/24/18

#### Suppose a chinook salmon needs to jump a waterfall

Suppose a Chinook salmon needs to jump a waterfall that is 1.50m high. If the fish starts from a distance of 1.00 m from the base of the ledge over which the waterfall flows, find the x- and y-...
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06/22/18

#### A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Find magnitude of cars accelrtn.

A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Calculate the magnitude of the car's average acceleration.

05/09/18

#### Modern periodic table

Members of which group of elements gain one electron to form anions with a -1 Charge

02/17/18

#### physics help

An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane flying North? An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane...
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02/03/18

#### Physics Math

A football is kicked from ground level with an initial velocity of 23.0 m/s at angle of 45.0° above the horizontal. How long is the football in the air before it hits the ground? Ignore air...
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02/03/18

#### Physics Vectors Math

A projectile is launched at ground level with an initial speed of 50.0 m/s at an angle of 30.0º above the horizontal. It strikes a target above the ground 3.00 seconds later. What is the x distance...
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01/09/18

#### find the resultant for the following both analytically and graphically. calculate the percent deviation between the two methods.

find the resultant for the following both analytically and graphically. calculate the percent deviation between the two methods.(where 1cm=50g) 50g at 110 degrees, 200g at 218 degrees, 150g at 298...
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11/18/17

#### Forces of 10N; 8N; 6N and 4N; act at the same point of an object on bearings 0*; 90*; 135* and 270* respectively. Find, (a) resultant force; (b) equilibrant

I know the 90* and 270* have a 4N resultant, but my scale drawing is left with a quadrilateral and I'm a little stuck there, any help would be appreciated.

11/14/17

#### PHYSICS HELP

Calculate the force needed to bring a 1070–kg car to rest from a speed of 89.0 km/h in a distance of 110 m (a fairly typical distance for a non-panic stop).
Suppose instead the car hits a...
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11/11/17

#### A stationary shell explodes into 3 pieces

A stationary shell explodes into 3 pieces. 3kg piece travels north. two other fragments travel opposite directions of south west 25 degrees and south east 25 degrees. What is the speed of each of...
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10/23/17

#### What volume of iron (density 7.87 g/cm3) would be required to balance a 1.00 cm3 sample of lead (density 11.4 g/cm3) on a two-pan laboratory balance?

What volume of iron (density 7.87 g/cm3) would be required to balance a 1.00 cm3 sample of lead (density 11.4 g/cm3) on a two-pan laboratory balance?

10/01/17

#### Help on Physics kinematic problems please?

1. Car 1 moves eastward with a constant speed of 20 m/s. Car 2, at rest on the side of the road, accelerates at 2 m/s squared to the east at precisely the instant Car 1 is beside it. How long does...
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09/09/17

#### Is final velocity a vector or scalar?

A ball starts from rest at point A and rolls .9 meters east to point B with an average velocity of 2 m/s. What was the velocity of the ball at B?
Given:
Vi=0 m/s
d (displacement)= .9m...
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09/04/17

#### Sum and difference of 2 vectors A and B are A+B=2i+6j+k and A-B=4i+2j-11k.Find magnitude of each vector

Pbysics vectors dot product

08/08/17

#### Which scenario generates the most gravitational potential energy?

Read each scenario and then answer the question.Scenario A: A 6-kg bucket is raised a distance of 6 m.Scenario B: A 9-kg bucket is raised a distance of 5 m.Scenario C: A 12-kg bucket is raised a...
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06/09/17

#### Magnitudes of x,y,z components

Find the magnitudes of the x, y, and z components of the vector vector A shown in Figure 3-41, given that A = 75 m and θ = 56°.
http://www.webassign.net/walker/03-38alt.gif

06/09/17

#### Vectors Question

A sailboat race course consists of four legs, defined by the displacement vectors A, B, C, and D, as the drawing indicates. The magnitudes of the first three vectors are A = 3.40 km, B = 5.10 km,...
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05/14/17

#### What happens to the force of an air balloon if the total weight if the air balloon is higher than the lift force?

A hot air balloon resting on the ground has a 770 N lift force. The weight of the basket is 150 N, and the balloon plus the gas in it weigh 80 N. If a rider weighing 560 N gets in, which statement...
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04/25/17

#### A mass of 1.00 Kg on the end of string that is 0.5 meters long is swung in a circle. The centripetal force is 5.0 Newtons. How fast is the mass moving?

A) 5.0 meters per second
B) 2.0 meters per second
C) 10.0 meters per second
D) 1.0 meters per second
E) 1.5 meters per second

03/23/17

#### Using vectors, find displacement.

The hour hand of a world famous clock is 2.74M long while the minute hand is 4.2M long.
Determine the displacement from the tip of the hour hand at -12.30 and 13.17
Calculate distance travelled...
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03/05/17

#### Two swimmers of identical ability want to race across a river. The goal is to touch the other side first (anywhere along the bank). Both swimmers can swim at a

Two swimmers of identical ability want to race across a river. The goal is to touch the other side first (anywhere along the bank). Both swimmers can swim at a rate of 5m/s in still water. The...
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