What can be said regarding a line if its slope is i. positive ii. zero iii negative?

What can be said about a straight line if its slope is positive ?

What can be said about a straight line if its slope is negative ?

What can be said about a straight line if its slope is zero ?

If the velocity of an object is increasing and changing at a uniform rate then the acceleration of the object is "(i) Positive (ii) Zero" " (iii) Negative (iv) Not defined"

If the velocity of an object is increasing and changing at a uniform rate then the acceleration of the object is "(i) Positive (ii) Zero" " (iii) Negative (iv) Not defined"

Find the quadrant in which theta lies if (i)cos theta is negative but sin theta is positive (ii)sin theta is negative but tan theta is positive (iii) cos theta is negative and sin theta is negative (iv) cos theta and cot theta are both negative (v) sec theta is positive but cosec theta is negative

When the intensity of magnetisation is said to be positive or negativE?

What is an electric flux ? Under what consitions it can have (i) positive (ii) negative (iii) zero value ?

When can you say that the work done is either positive, negative or zero?