In a 2-dimensional Cartesian coordinate system the x component of a given vector is equal to that vector's magnitude multiplied by which trigonometric function, with respect to the angle between vector and y axis?
a. sine
c. tangent
b. cosine
d. cotangent
A
You might also like to view...
Series/Parallel Circuits: A 4.0-? resistor is connected to a 12-? resistor and this combination is connected to an ideal dc power supply with voltage V as shown in the figure. If the total current in this circuit is I = 2.0 A, what is the value of voltage V?
A. 2.0 V B. 3.0 V C. 6.0 V D. 1.5 V E. 8.0 V
Why does the Earth's atmosphere contain much more nitrogen than hydrogen?
What will be an ideal response?
An element is distinct because of its number of
A) protons. B) neutrons. C) electrons. D) the total mass of all the particles. E) none of the above
An object is held at a distance of 19.0 cm from a convex mirror creating an image that is 1/6 the object size. What is the focal length of the mirror?
a. –3.8 cm b. 16 cm c. –2.7 cm d. –8.8 cm e. 23 cm