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Which of the following statements is/are correct about a shaper and planer? I) A shaper is intended for small jobs, while a planer is intended for large jobs. II) A shaper has higher machining accuracy compared to a planer. III) A shaper is relatively lighter, smaller and cheaper as compared to a planer.
Which of the following equations represents Kutzbach's modification of Gruebler's equation for planar mechanisms: Given that: M = degree of freedom or mobility, L = number of links, J = number of full joints G = number of grounded links
Planar mechanisms and spherical mechanisms are included under spatial mechanisms. True or false?
Gruebler’s equation can be used to determine degree of freedom of non planar linkages.
A class III mathematics teacher gave the following questions to her students:  \(\begin{equation} \frac{ \begin{array}[b]{r} 256 \\ + 173 \end{array} }{ } \end{equation}\) \(\begin{equation} \frac{ \begin{array}[b]{r} 28 \\ + 32 \end{array} }{ } \end{equation}\) \(\begin{equation} \frac{ \begin{array}[b]{r} 129 \\ + 76 \end{array} }{ } \end{equation}\) Later she asks the students to solve a worksheet that has similar questions. Which of the following statements is appropriate for the given situation?
Ā = Ȋ+2ĵ+k̂  ভেক্টরটির    B͊ = Ȋ+j ভেক্টরের অভিমুখে অংশক কত?
a এর মান কত হলে aȋ-2ĵ+k̂  এবং 2ȋ-aĵ-4k̂   পরস্পর লব্দ হবে?
λ এর কোন মানের জন্য 4î+2ĵ-3k^ এবং λî-3ĵ+2k^ ভেক্টরদ্বয় পরস্পর লম্ব হবে?
Which of these mechanisms use two identical mechanisms?
Planar mechanisms are ___________ dimensional whereas spatial mechanisms are ___________ dimensional.