(i).The direction of the cross product is equal to the area of the parallelogra efined by two vectors AND (ii).(B.y) is the projection of vector B in the y-direction. O a. Statemet (i) is false and (ii) is true O b. Statemet (i) is true and (ii) is false O c. Both the Statemets are false O d. Both the Statemets are true In Electromagnetics, the variables are function of O a. Time only O b. Space only O c. Space and Time O d. Time and Magnîtude Which of the following criteria is used to choose a coordinate system? O a. Intensity O b. Distance O c. Geometry O d. Magnitude

(i).The direction of the cross product is equal to the area of the parallelogra efined by two vectors AND (ii).(B.y) is the projection of vector B in the y-direction. O a. Statemet (i) is false and (ii) is true O b. Statemet (i) is true and (ii) is false O c. Both the Statemets are false O d. Both the Statemets are true In Electromagnetics, the variables are function of O a. Time only O b. Space only O c. Space and Time O d. Time and Magnîtude Which of the following criteria is used to choose a coordinate system? O a. Intensity O b. Distance O c. Geometry O d. Magnitude

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter2: Vectors

Section: Chapter Questions

Problem 2.9CYU: Check Your Understanding Suppose that Balto in Example 2.10 leaves the game to attend to more...

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Similar questions

Vectors A and B are two orthogonal vectors in the xy -plane and they have identical magnitudes. If A=3.0 i+4.0 j , find B .
If the cross product of two vectors vanishes, what can you say about their directions?
Show that when A+B=C then A2+B2+2ABcos , where is the angle between vectors A and B .
Find the angle between vectors for (a) D=(-3.0i-4.0j)m and A=(-3.0i+4.0j)m and (b) D=(2.0i+4.0j+K)m and B=(-2.0i+3.0j+2.0K)m .
A circular area S is concentric with the origin, has radius a, and lies in the yz-plane. Calculate s E ndA for E=2z2i.
Find the angles that vector makes with the and axes.
(a) For what values of the angle between two vectors is their scalar product positive? (b) For what values of is their scalar product negative?
Check Your Understanding Suppose that Balto in Example 2.10 leaves the game to attend to more important matter, but Astro Clifford and Dug continue playing. Astro and Clifford’s pull on the toy does not change, but Dug rims around and bites on the toy in a different place. With how big a force and in what direction must Dug pull on the toy now to balance out the combined pulls from Clifford and Astro? Illustrate this situation by drawing a vector diagram indicating all forces involved.
What do vectors and scalars have in common? How do they differ?
Find the scalar components of three-dimensional vectors G and H in the following figure and write the vectors in vector component form in terms of the unit vectors of the axes.
4G li. 12:23 SDD1-4E7C-44C7-A86A-F33B0962698C.j → ... 8. Find the vector product of two vectors A = 50 and B| = 20, with an angle between them is 45°.
True or False 1. A force vector can be resolved into infinitely many force components. 2. A 50N force directed 69° N of W is equal to -50N force directed 21° E of S. 3. In a force system with two vectors, force A is completely known while only the line of action of force B is known. The resultant R of A+B is minimum if and only if R is perpendicular to B. 4. Vector addition is commutative. They can be added in any order. 5. Two vectors are considered equal as long as they have the same magnitude.