Smitha Converted her broken toy into a wall hanging. What is this?
A) Reducing
B) Recycling
C) Rethinking
D) Reusing
1 Answers
Talk Doctor Online in Bissoy App
Meeta saves Rs 400 from her salary. If this is 10% of her salary. What is her salary?
Correct Answer - ₹ 40000
2 Answers 1 views
Distinguish between an adiabatic wall and diathermic wall.
Adiabatic wall Diathermic wall i. An ideal wall or partition separating two systems such that no heat exchange can take place between the systems is called adiabatic wall. A wall that allows exchange of...
2 Answers 1 views
A man shouts loudly close to a high wall. He hears an echo. If the man is at 40 m from the wall, how long after the shout will the echo be heard?
Given: s = 40m, v = 330 m/s To Find: time (t) Formula: Time = distance \(\frac{distance}{speed}\) Calculation: The distance travelled by the sound wave = 2 × distance from man to wall. = 2 × 40...
2 Answers 43 views
A heavy truck and bicycle hit a wall, with same velocity. More damage to the wall expected from
A) heavy truck
2 Answers 1 views
The basic form of matter that cannot be broken down into simpler substances in chemical reactions is ………………
Correct option is B) compound
2 Answers 1 views
Element is a basic form of matter that cannot be broken down into simple forms by chemical reactions.
Correct option is D) Compound
2 Answers 1 views
A large magnet is broken into two pieces so that their lengths are in the ratio 2:1. The pole strengths of the two pieces will have the ratio
Correct option is: (A) 2 : 1
2 Answers 1 views
A toy rocket is like a cone exactly mounted on a cylinder the vertical cross-section of the toy is
Correct option is A) Pentagonal
2 Answers 1 views
Proteins are broken down into Peptones by the action of
The correct answer is (A) Pepsin
2 Answers 1 views
The product of Shikha’s age five years ago and her age 8 years later is 30, her age at both times being given in years. Find her present age.
Let the present age of Shikha be ‘a’ years. Given, product of Shikha’s age five years ago and her age 8 years later is 30 ⇒ (a – 5)(a + 8) =...
2 Answers 1 views