Doubtly
@Doubtly · Joined Feb 2021
- Answers
- 3,792
- Questions
- 4,963
- Upvotes received
- 429
- A Friend In Need Is A Friend Indeed Good friends are rare in this world. We have several acquaintances but a few friends. A disintegrated friend is rare. Man is a social animal... 1
- _____ terminal does no processing on input characters . Correct option is b) Dumb Dumb terminal does no processing on input characters . 1
- Mother is first teacher with story Mother is first teacher with story 2
- Where there is will there is a way Where there is a will there is a way 8 th standard 2
- कलम, तलवार से अधिक शक्तिशाली होती है Answer removed 2
- Expansion of idea The Pen is mightier than the sword. Physical strength appears to be far more important than literature - although, in fact, the pen is much more powerful than the weapon system... 2
- write an essay on cut your coat according to your cloth If you provide a piece of fabric to a tailor to make a coat, the tailor can first liven the fabric, then decide how much coat is to be made... 2
- Write A Letter To The Education Officer, Kolhapur Appealing Him To Inculcate The Importance Of Sports By Providing Basic Sports Facilities To Schools. 225, Veerchakra Colony, Kolhapur – 416002 18th February 2020 The Education Officer, Kolhapur Education Department, Kolhapur – 416002 Subject... 2
- Explain the construction and working of the following. Draw a neat diagram and label it. a. Electric motor b. Electric Generator(AC) A) Electric motor The electric motor consists of rectangular loop of copper wire having resistive coating. As shown in the figure, it is pla... 1
- Fuse wire, bad conductor, rubber gloves, generator. b. Voltmeter, Ammeter, galvanometer, thermometer. a. Fuse wire, bud conductor, rubber gloves, generator. Answer: Generator. It converts mechanical energy into electric energy, the remaining... 1
- There are 6 batsmen, 7 bowlers and 2 wickets keepers. Find the number of ways of forming Team Size =11 players Case 1: 4 batsmen and 5 bowlers and 2 wicket-keepers ⇒ ⁶C_(4 )× ⁷C₅ × ²C₂ = (6×5/2) × (7×6/2) × 1 = 315 Case 2: 4 bats... 1
- If vector a,b,c are three mutually perpendicular vectors equally inclined to vector a + b + c at angle θ, then find the value of 36 cos^2 2θ. Answer: 4 Let vec s = vec a + vec b + vec c . Since the vectors are mutually perpendicular, vec a·vec b = vec b·vec c = vec c·vec a = 0 , so... 1
- The mean of 6 numbers is 6.5 and its variance is 10.25. If 4 numbers are 2,4,5 and 7, then find the other two. Answer: the other two numbers are 10 and 11 Let the other two numbers be a and b . Mean: sum of all six = 6×6.5 = 39 . The given four add to... 1
- The initial velocity vi required to project a body vertically upward from the surface of the earth to reach a height of 10R, where R is the radius of the earth, Correct answer is 10 1
- The radius in kilometer to which the present radius of earth (R = 6400 km) Correct answer is 64 km Explanation:: 1
- which of the following is most easily economically refined by fractional distillation Correct option is A) Zn 2
- If P4O10 + HNO3 are mixed in 1:4 ratio , then nature of nitrogen oxide obtained will be 4HNO₃ +P₄ O₁₀ →2N₂ O ₅+4HPO_(3 ) and N₂O₅ is acidic in nature 1
- What is disproportionate ? in chemistry A disproportionation reaction is one in which a species has been both oxidised and reduced (that is, the oxidation state of the related spec... 1