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Doctors Medicines MCQs Q&A

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A certain dentist specializes in implanting gold and silver teeth in his patients mouths .He charges $ 650 for a gold tooth an $ 325. for a silver tooth. If his told fees for implanting gold and silver teeth last week were $ 15, 925 in total and he implanted five more gold teeth that silver teeth, how many teeth in total did he implant over the week?
Match List-I with List-II and select the correct answer using the codes given below: List-I (Animal) List-II (Teeth)  (a) Cow  (i) sharp curved teeth  (b) Cat  (ii) short front teeth  (c) Snake  (iii) continuously growing front teeth   (d) Squirrel   (iv) sharp teeth
The interference between a given pinion tooth and a gear tooth can be avoided by using 1. smaller pressure angle 2. larger pressure angle 3. Less number of teeth on the gear for a pinion with predefined number of teeth 4. More number of teeth on the gear for a pinion with predefined number of teeth Which of the above statements are correct?
If the annular wheel of an epicyclic gear train has 100 teeth and the planet wheel has 20 teeth, the number of teeth on sun wheel is
Which of the following statement(s) is/are true?
1. Children bite their nails as it comforts them.
2. Children bite their nails when they are bored.
3. Slapping the children can help with nail biting.
4. Stopping nail biting is not required as it is not a major problem.
A snake-charmer while showing his play claims to cure the snake bite. The deceased got himself a snake bite believing on assurance of the snakecharmer. The snake-charmer could not cure the deceased. The snake-charmer is liable for:
If T is the actual number of teeth on a helical gear and $$\varphi $$ is the helix angle for the teeth, then formative number of teeth is written as
Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements. Statements: Some teeth are colours. Some colours are objects. Conclusions: I. All objects are teeth. II. Some colours are teeth. III. Some objects are colours.
The following question consists of six sentences of a passage. The first and the sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled P, Q, R and S. You are required to find the proper sequence of the four sentences and mark your response accordingly. S1: Iguanodon was one of the first dinosaurs to be scientifically described. S6: This quadrupedal dinosaur lived about 70 million years ago and its fossils are found in many parts of England, Europe, Asia and North Africa. P: These teeth formed a dental battery in which replacing teeth were constantly growing. Q: The forelimbs were slightly larger than other members of its group known as Ornithischia. R: It had numerous teeth in the sides of the jaws, arranged in rows. S: It was about 40 feet in length. The proper sequence should be
A planetary gear train is shown in the figure. Number of teeth on the sun gear A, planet gear B and fixed ring gear D are given by 30, 70 and 140 respectively. Module is taken as 5mm. A pair of spur gears consist of 25 teeth pinion meshing with a 115 teeth gear. The module is 5mm. Calculate the gear ratio.