Quizzes - NET Main Quiz

A flywheel accelerates from rest to an angular velocity of 7 rad/sec in 7 seconds. Its average acceleration will be:

Difficulty: Easy

A:

49 $rad/sec^{2}$

B:

1 $rad/sec^{2}$

C:

0.16 $rev/sec^{2}$

D:

Both b and c

If $A=\begin{bmatrix}2 & -2&4 \\0 & -3&-4\end{bmatrix}$ and $B=\begin{bmatrix}1 & -5&6 \\4 & -2&-3\end{bmatrix}$ then $A-B$

Difficulty: Easy

A:

Not possible

B:

\begin{bmatrix}1 & -7&10\\4 & -5&-7\end{bmatrix}

C:

\begin{bmatrix}3 & -7&10\\4 & -5&-7\end{bmatrix}

D:

\begin{bmatrix}1 & 3&-2\\-4 & -1&-1\end{bmatrix}

Choose the meaning of Dunce:

Difficulty: Easy

A:

Odd

B:

Stray

C:

Stupid

D:

Clever

NET Main Quiz