Questions LLC
Login
or
Sign Up
Ask a New Question
jha
Questions and answers by visitors named
jha
Questions (13)
a bag of marbles can be divided evenly among two, three, or four friends.
a) how many marbles might be in the bag b) what is the
16 answers
8,713 views
A car is moving on a straight road due north with a uniform speed of 50km h^-1 when it turns left through 90°. It the speed
2 answers
620 views
Given: vector a+b+c= 0. Out of the three vectors a,b and c two are equal in magnitude. The magnitude of the third vector is √2
3 answers
521 views
Vector A is the length 2cm and 60° above the x-axis in the first quadrant. Vector B is of length 2cm and 60° below the x-axis
3 answers
991 views
Let vector a and b be two non-null vectors such that |vector a +b| =|vector a-2b| then the values of |vector a| / |vector b| may
1 answer
1,171 views
Six forces 9.81 N each acting at a point are coplanar. If the angles between neighboring forces are equal then the resulant is:
3 answers
1,158 views
A vector A points vertically downward and vector B points towards east, then the vector product vector A × vectorB is
2 answers
794 views
A vector of magnitude 30 and direction eastwards is added with another vector of magnitude 40 and direction northwards. Find the
3 answers
1,127 views
A man walks 40m north then 30 m east and then 40 n south. Find the displacement from the starting point?
4 answers
2,000 views
The values of 'a' for which the sum of yhe squares of the roots of the eqn x²-(a-2)x-a-1=0 assume the least value is-
1 answer
469 views
Sachin and rahul attempted to slove a quadratic eqn. Sachin made a mistake in writing down the constant term and ended up it
3 answers
2,443 views
The quadratic eqn x²-6x+a=0 and x²-cx+6=0 have one root in common. The other roots of the first and second eqn are integers in
1 answer
463 views
If the roots of the quadratic eqn x²+px+q=0 are tan 30° and tan 15° respectively, then the value of 2+q-p is-
1 answer
443 views
