Recent questions without a selected answer

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1401
"His face ____ with joy when the solution of the puzzle was ___ to him."The words that best fill the blanks in the above sentence areshone, shownshone, shoneshown, shone...
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1402
"Although it does contain some pioneering ideas, one would hardly characterize the work as _____."innovativesimpledullboring
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1404
A three-member committee has to be formed from a group of $9$ people. How many such distinct committees can be formed?$27$$72$$81$$84$
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1406
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1407
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1417
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1424
The rank of the following matrix is $\\ \begin{pmatrix} 1 & 1 & 0 & -2 \\ 2 & 0 & 2 & 2 \\ 4 & 1 & 3 & 1 \end{pmatrix}$$1$$2$$3$$4$
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1425
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1426
Four bolts P, Q, R and S of equal diameter are used for a bracket subjected to a load of $130$ kN as shown in the figure.The force in bolt P is$32.50$ kN$69.32$ kN$82.50$...
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1433
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1434
Probability (up to one decimal place) of consecutively picking $3$ red balls without replacement from a box containing $5$ red balls and $1$ white ball is ___________
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1437
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1439
A culvert is designed for a flood frequency of $100$ years and a useful life of $20$ years. The risk involved in the design of the culvert (in percentage, up to two decim...
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1440
The matrix $\begin{pmatrix} 2 & -4 \\ 4 & -2 \end{pmatrix}$ hasreal eigenvalues and eigenvectorsreal eigenvalues but complex eigenvectorscomplex eigenvalues but real eige...