i and ii only
ii and iii only
i and iii only
ii and iv only
Correct answer is C
No explanation has been provided for this answer.
\(\gamma = \alpha\)
\(\gamma = 1 - \alpha\)
\(\gamma = 2 \alpha\)
\(\gamma = 3 \alpha\)
Correct answer is D
No explanation has been provided for this answer.
A hypsometer is used for determining
steam point
relative humidity
ice point
relative density
Correct answer is A
No explanation has been provided for this answer.
600.0N
40.0N
24.0N
20.0N
Correct answer is C
V.R = \(\frac{R}{r} = \frac{30}{6} = 5\)
\(\gamma = \frac{M.A}{V.R} \times \frac{100}{1} \)
M.A = \(\frac{100 \times 5}{100} = 5\)
Effort = \(\frac{L}{M.A} = \frac{120}{5}\)
= 24N
Which of the following statements correctly defines a simple machine? A device
that can produce electric current
which can only carry people from one place to another
with which work can be done easily
which changes the state of rest or of uniform motion of an object
Correct answer is C
No explanation has been provided for this answer.