Dental formula of permanent teeth in man is…………… (i) 2122/2122,(ii)2123/2123,(iii)2102/2102,(iv)2122/2022

a)Identify the scalar quantity from the following alternatives. (i)Momentum,(ii)work,(iii)Torque,(iv)Acceleration. b)A man throws a stone up into air at an angle theta with the horizontal.Draw the path of the projectile and mark directions of velocity and acceleration at the highest position. c)Derive an expression for the maximum height reached by the stone.

Write the formulas for the following coordination compounds: i) Tetraamminediaquacobalt(III) chioride ii) Potassium tetracyanonickelate(II) iii) Tris(ethane-1,2-diamine)' chromium(III) chioride s iv) Ámminebromidochloridonitrito-N-platinațe(II) v) Dichloridóbis(ethane-l,2-diamine) platinum (iv) nitrate vi) Iron(III) hexacyanoferrate (II)

Some information about an organic compound is given: i) It has five carbon atoms in its main chain. ii) There is a methyl radical on C4 . iii) Hydroxyl group on C2 . iv) A double bond between C3 and C4 . Write its molecular formula.

A white precipitate was formed slowly when Ag NO_3 was added-to a compound A with molecular formula C_6 H_13 Cl . Compound ' A' on treatment with hot alcoholic KOH gave a mixture of 2 isomeric alkenes B and C having formula C_6 H_12 . The mixture of B and C on ozonolysis furnished four compounds. (i) CH_3 CHO (ii) C_2 H_5 CHO (iii) CH_3 COCH_3 (iv) CH_3)_2 CH CHO. What are A, B and C.

Which of the following statements are true? i) Rhamnose and deoxyribose are carbohydrates by their chemical behavior but cannot represented as hydrates of carbon ii) Formaldehyde and acetic acid do not behave like carbohydrate but can be represented by the general formula of carbohydrates, C_x(H_2O)_y iii) Raffinose on hydrolysis gives glucose and galactose only iv) Polysaccharides are also called non-sugars v) In disaccharides, if reducing groups of monosaccharides are bonded, they are non reducing in nature vi) Sorbose is an example of aldose

Select the correct statement regarding the ECG of man.(i)P-wave represents auricular repolarization.(ii)P-wave represents ventricular repolarization.(iii)P-wave represents auricular depolarization.(iv)P-wave represents ventricular depolarization.

Find the relationship of the first pair and fill up the next pair. i. Man : Homo sapiens , Tiger : ....... ii. Housefly : Insecta , Cat : ........ iii. Tulsi : Ocimum , .............. : Mangifera iv. Hominidae : family , ....... : order v. Plant : Division, Animal : ...........

When a body is projected into air with certain initial velocity making an angle with the horizontal,it will travel in a parabolic path. a)What are the vertical and horizontal components of velocity? b)With a diagram derive an expression for: (i)maximum height (ii) time of flight. c)A ball is dropped through the window of a train travelling with high velocity,to a man standing near the track.The ball _________ (i)falls down vertically. (ii)moves straight horizontally. (iii)follows an elliptical path. (iv)follows a parabolic path.