Examlex
The angle between the vectors = -2
+ 3
and
= 4
- 5
is approximately
Q14: A space rocket is launched such
Q16: Which of the following is true about
Q21: A block of mass m is
Q23: Which of the following is NOT a
Q24: Two identical cylindrical discs have a common
Q38: An 800-kg mass is hung from
Q40: If the sum of the external torques
Q55: An athletic can twirl a baton so
Q55: The net force at 25s is _
Q62: A hammer and feather are dropped from