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Recent questions tagged direction


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Find the norm of $v$, and a unit vector that is oppositely directed to $\mathbf{v} = (2, 2, 2)$
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Find the norm of $v$, and a unit vector that is oppositely directed to $\mathbf{v} = (1, -1, 2)$
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Find a unit vector that is orthogonal to both $\mathbf{u}=(1,0,1)$ and $\mathbf{v}=(0,1,1)$
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Which of the following is the direction vector of the line $$ \left\{\begin{array}{l} x=2+t \\ y=-1-t, t \in \mathbb{R} \\ z=t \end{array}\right. $$

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Which of the following is the direction vector of the line $$ \left\{\begin{array}{l} -x=2+t \\ y=-1-t, t \in R \\ z=t \end{array}\right. $$
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Which of the following is the unit vector in direction of $a \times b$ if $a=(2,1,1)$ and $b=(-1,2,2) ?$
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Which of the following is the unit vector in direction of $a \times b$ if $a=(2,1,1)$ and $b=(-1,2,2) ?$Which of the following is the unit vector in direction of $a \times b$ if $a=(2,1,1)$ and $b=(-1,2,2) ?$   A. $\left(-\frac{1}{2}, \frac{1}{2}, ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Which of the following is the direction vector of the line
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Which of the following is the direction vector of the lineWhich of the following is the direction vector of the line $$ \left\{\begin{array}{l} x=2+t \\ y=-1-t, t \in \mathbb{R} \\ z=t \end{array}\right. $$ ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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Define a vector
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Define a vectorDefine a vector ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Jan 13
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What is the velocity of the ball, MAGNITUDE AND DIRECTION, relative to the elevator shaft the instant the boy releases the ball?
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What is the velocity of the ball, MAGNITUDE AND DIRECTION, relative to the elevator shaft the instant the boy releases the ball?A boy is standing on an elevator which is traveling downward with a constant velocity of 30 meters per second. The boy throws a ball vertically upward ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
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For an object moving in uniform circular motion, the direction of the instantaneous acceleration vector is:
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For an object moving in uniform circular motion, the direction of the instantaneous acceleration vector is:For an object moving in uniform circular motion, the direction of the instantaneous acceleration vector is: w) tangent to the path of motion x) equa ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
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In the diagram below, point charge \(A\) has a charge of \(+16 \mu C . X\) is a point \(12 \mathrm{~cm}\) from point charge \(\mathrm{A}\).
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Find the magnitude and direction of the vector \(p=(5 i-12 j)\)
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Find the magnitude and direction of the vector \(p=(5 i-12 j)\)Find the magnitude and direction of the vector \(p=(5 i-12 j)\) A. \(\left(13,113.38^{\circ}\right)\) B. \(\left(13,067.38^{\circ}\right)\) C. \(\lef ...
by MathsGee Platinum
(103,030 points)
asked in Mathematics Sep 12, 2021
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What is the resultant of vectors?
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What is the resultant of vectors?What is the resultant of vectors? ...
by MathsGee Platinum
(103,030 points)
asked in Physics Aug 30, 2021
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How do you determine the direction of a horizontal or vertical vector?
1 answer 57 views
How do you determine the direction of a horizontal or vertical vector?How do you determine the direction of a horizontal or vertical vector? ...
by MathsGee Platinum
(103,030 points)
asked in Physics Aug 30, 2021
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Explain how a compass indicates the direction of a magnetic field.
1 answer 122 views
Explain how a compass indicates the direction of a magnetic field.Explain how a compass indicates the direction of a magnetic field. ...
by MathsGee Platinum
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asked in Physics Aug 30, 2021
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Each diagram shows 3 vectors of equal magnitude. In which diagram is the magnitude of the resultant vector different from the other 3?
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If an object has constant acceleration, the
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If an object has constant acceleration, theIf an object has constant acceleration, the ...
by MathsGee Platinum
(103,030 points)
asked in Physics Mar 28, 2021
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Does the acceleration vector always point in the direction in which an object is moving?
1 answer 180 views
Does the acceleration vector always point in the direction in which an object is moving?Does the acceleration vector always point in the direction in which an object is moving? If so, describe a situation in which the direction of the acc ...
by MathsGee Platinum
(103,030 points)
asked in Physics Mar 28, 2021
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Vertical lines go in which direction?
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Vertical lines go in which direction?Vertical lines go in which direction? ...
by Student SIlver Status
(10,386 points)
asked in Mathematics Feb 7, 2021
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Lucy runs to her classroom which is 20 meters away. she forgets her physics book in her locker and must return 20 meters in the direction from whence she came.

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Why does time seem to flow only in one direction ?
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Why does time seem to flow only in one direction ?Since Einstein, physicists have thought of space and time as forming a four-dimensional structure known as “spacetime.” But space differs from time in ...
by maths-genius-288 Wooden
(310 points)
asked in Physics Oct 14, 2020
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A 25N force in the North West direction was exerted on an object whilst another 30N force was exerted in the Easterly direction. What is the resultant force?

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Do electrons in a circuit move in the direction of current?
1 answer 105 views
Do electrons in a circuit move in the direction of current?Do electrons in a circuit move in the direction of current? ...
by MathsGee Platinum
(103,030 points)
asked in Physics Sep 9, 2020
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