Which one of the following is NOT true about pulley systems?
Anonymous Quiz
26%
Fixed pulley has velocity ratio of 2.
21%
Movable pulley has velocity ratio of 2.
35%
Compound pulley is a combination of fixed and movable pulley.
18%
Fixed pulley has no mechanical advantage.
Forwarded from Maths Group11
❤2
Aster is as ____________ as Tola.
Anonymous Quiz
72%
short
14%
shorter than
7%
the shortest
7%
shorter
❤6
❤6
He enjoys _________ to music everyday.
Anonymous Quiz
27%
listen
59%
listening
10%
to listen
3%
listened
The book ____________ by our teacher a year ago.
Anonymous Quiz
17%
is written
71%
was written
9%
wrote
3%
were written
Before she reached to us, we ____________ her for a long time.
Anonymous Quiz
9%
have waited
33%
have been waiting
30%
had waited
28%
had been waiting
❤1
What is the sum of the roots of quadratic equation x² + 5x + 6 = 0 ?
Anonymous Quiz
18%
6
20%
-6
25%
5
36%
-5
❤1
Let A = {1,3,5,7} and B = {2, 4, 6, 8}, then what is A intersection of B?
Anonymous Quiz
85%
{ }
3%
{1}
7%
{1, 3}
5%
{{2, 3}, 5}
What is the domain of a function f(x) = 3x -3 ?
Anonymous Quiz
74%
All real numbers
11%
Positive real numbers
7%
Negative real numbers
8%
All real numbers except zero
❤1
Given data: 1,7, 4, 7, 3, 2, 9, 6, 12, 7, then what is mode of the data?
Anonymous Quiz
7%
11
83%
7
6%
4
4%
9
Given two vectors: V = (1, 2), and U = (3, 3), then what is V+U ?
Anonymous Quiz
90%
4i + 5j
4%
-2i - j
4%
2i + j
2%
-4i - 5j
Forwarded from Maths Group11
❤3
Which one of the following is the zero of polynomial function p(x) = (x² + 1)(x+1) ?
Anonymous Quiz
11%
1
81%
-1
7%
3
1%
4
❤2
If two lines are parallel, then their slope must be:
Anonymous Quiz
56%
Equal
17%
-1 when they are product
21%
0
7%
Not determined
∆ABC is a right angle triangle, and the length of its hypotenuse is 10cm, and the length of the other side is 6cm, then what is the length of the other side?
Anonymous Quiz
18%
4cm
62%
8cm
18%
16cm
3%
5cm
❤4