The resultant of two vectors \( \mathrm{P} \) and \( \mathrm{Q} \) is \( \mathrm{R} \). If \( \m...

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=kjHxJih27QY


Duration: 3:26
28 views
0

The resultant of two vectors \( \mathrm{P} \) and \( \mathrm{Q} \) is \( \mathrm{R} \). If \( \mathrm{Q} \) is doubled; the new resultant is perpendicular to \( \mathrm{P} \), then \( \mathrm{R} \) equals to:
a. \( P \)
b. Q
c. \( P+Q \)
d. \( P-Q \)
πŸ“²PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-05-15What is the molecular mass of a substance each molecule of which contains 9 atoms of carbon, 13 ...
2023-05-15The force between two-point charges is span class=math inline\(100N\)/span in the air. Calculate...
2023-05-15The order of stability of the following tautomeric compounds isIIIII
2023-05-15If the following compound is treated with \( \mathrm{Pd} / \mathrm{C} \) in excess of \( \mathrm...
2023-05-15The conductivity of a strong electrolyte : (a) increases on dilution (b) decreases on dilution (...
2023-05-15Calculate the mass of a non-volatile solute (molar mass math xmlns=http://www.w3.org/1998/M...
2023-05-15If isotopic distribution of C-12 ad C-14 is \( 98 \% \) and \( 2 \% \) respectively, then the nu...
2023-05-15Find the smallest number which when divided by 28 and 32 leaves remainders 8 and 12 respectively.
2023-05-15Thirty-two players ranked 1 to 32 are playing in a knockout tournament. Assume that in every mat...
2023-05-15\( \mathrm{N}_{2}(g)+3 \mathrm{H}_{2}(g) \rightleftharpoons 2 \mathrm{NH}_{3}(g) \) For the reac...
2023-05-15The resultant of two vectors \( \mathrm{P} \) and \( \mathrm{Q} \) is \( \mathrm{R} \). If \( \m...
2023-05-15A parallel beam of monochromatic light of wavelength \( 5000 \) math xmlns=http://www.w3.org/199...
2023-05-15Three concentric conducting spherical shells carry charges \( +4 Q \) on the inner shell \( -2 Q...
2023-05-15An aircraft travelling at \( 600 \mathrm{~km} / \mathrm{h} \) accelerates steadily at \( 10 \mat...
2023-05-15Given below are the half-cell reactions \[\mathrm{Mn}^{2+}+2 e^{-} \longrightarrow \mathrm{Mn} ;...
2023-05-15The figure shows a glass tube (linear coefficient of expansion is \( \alpha \) ) completely fill...
2023-05-15The mass of one molecule of water is approximately?
2023-05-15Lowering of vapour pressure of an aqueous solution of a nonvolatile, non-electrolyte \( 1 \mathr...
2023-05-15The length and breadth of a rectangle are \( (5.7 \) \( \pm 0.1) \mathrm{cm} \) and \( (2.4 \pm ...
2023-05-15A parallel plate condenser is filled with two dielectrics as shown in figure. Area of each pate ...
2023-05-15If \( x+2 y+3 z=0 \) and \( x^{3}+4 y^{3}+9 z^{3}=18 x y z ; \) evaluate : \( \frac{(x+2 y)^{2}}...