[sin200^(@)+cos200^(@)" is "],[" (1) negative "],[" (2) positive "],[" (3) zero "],[" (4) zero or positive "]

The value of sin 200^(@) + cos 200^(@) is.......... A) Negative B) Positive C) Zero D) Zero or positive

The enthalpy of combustion is always _____. (i) negative, (ii) positive, (iii) zero

(sqrt(1-sin^(2)200^(@)))sec200^(@)=

If vec(j) and vec(E ) are current and electric field inside a current carrying conductor at an instant then vec(j). Vec( E ) is (1) Positive (2) Negative (3) Zero (4) May be positive or negative

If vec(j) and vec(E ) are current density and electric field inside a current carrying conductor at an instant then vec(j). vec( E ) is (1) Positive (2) Negative (3) Zero (4) May be positive or negative

If vec(j) and vec(E ) are current and electric field inside a current carrying conductor at an instant then vec(j). Vec( E ) is (1) Positive (2) Negative (3) Zero (4) May be positive or negative

The value of sin1.cos2.tan3.cot4.sec5.cos ec6 is (1) Positive (2) Negative (3) Zero (4) May be positive and Negative

A number that can negative, positive and zero is called:

Which is the positive integer to zero?