Hoisting a flag is related to
A) push
B) pull
C) push and pull both
D) pressure
1 Answers
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● Push the keys (name of the student) of the dictionary into a stack, where the corresponding value (marks) is greater than 75.
(first option) R={"OM":76, "JAI":45, "BOB":89, "ALI":65, "ANU":90, "TOM":82} def PUSH(S,N): S. append(N) def POP(S): if S!=[]: return S.pop() else: return None ST=[ ] for k in R: if R[k]>=75: PUSH(ST,k) while...
2 Answers 1 views
We can push a bicycle easily, then a car because, A) mass of the bicycle > mass of the car
B) mass of the car > mass of the bicycle
2 Answers 1 views
Take a block of ice and place it on a smooth surface, push the block with some net force. Now increase the net force and push it again.
C) Larger the net force larger the acceleration
2 Answers 1 views
Two people push a car for 2s with a combined net force of 250 N. The impulse providedjo the car is
Correct option is A) 500 NS
2 Answers 1 views
P : Tyndall effect is related to suspensions Q : Tyndall effect is related to colloidal solutions
D) P false, Q True
2 Answers 1 views
Base of a coloured flag which is in the shape of triangle is 2 + √2 units and height is 2 – √2 units. Then the area of flag in square units.
Correct option is (C) 1 Area of flag \(=\frac12\times\) Base \(\times\) Height \(=\frac12\times(2+\sqrt2)\times(2-\sqrt2)\) \(=\frac{4-2}2\) = 1 square units
2 Answers 3 views
A muscle can only pull and not push the bone. Why?
The fundamental characteristic of the muscle is contraction. Therefore, muscle can only pull and not push the bone.
2 Answers 1 views
A push or a pull is called A) friction B) pressure
Correct option is C) force
2 Answers 1 views
A push or a pull is called A) force
Correct option is A) force
2 Answers 1 views
Pull one brick with a spring balance (Reading – 1) Pull two bricks with a spring balance (Reading – 2)
Correct option is B) 2 > 1
2 Answers 1 views