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BITSAT Mock 3
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Question 1
At temperature of 298 K the emf of the following electrochemical cell:
Ag(s)|Ag+(0.1M) || Zn2+ (0.1 M) Zn(s) will be given Eocell = -1.56 V)
Ag(s)|Ag+(0.1M) || Zn2+ (0.1 M) Zn(s) will be given Eocell = -1.56 V)
Question 2
Roasted copper pyrite on smelting with sand produces
Question 3
Addition of sodium thiosulphate solution to a solution of silver nitrate give ‘X’ as white precipitate, insoluble in water but soluble in excess thiosulphate solution to give ‘Y’. On boiling in water, ‘Y’ gives ‘Z’. ‘X’, ‘Y’ and ‘Z’ respectively are
Question 4
The total number of aromatic species generated in the following reactions is
Question 5
Two particles A and B having different masses are projected from a tower with same speed. A is projected vertically upward and B vertically downward. On reaching the ground
Question 6
Particle A moves along X-axis with a uniform velocity of magnitude 10 m/s. Particle B moves with uniform velocity 20 m/s along direction making an angle of 60°with the position direction of X-axis as shown in the figure. The relative velocity of B with respect to that of A is
Question 7
Two particles A and B are moving as shown in the figure. Their total angular momentum about the point O is
Question 8
Block B lying on a table weighs W. The coefficient of static friction between the block and the table is μ Assume that the cord between B and the knot is horizontal. The maximum weight of the block A for which the system will be stationary is
Question 9
Let d(n) denote the number of divisions of n including 1 and itself. Then d (225), d (1125) and d(640) are
Question 10
The least positive value of t so that the lines x = t + α, y + 16 = 0 and y = αx are concurrent is
Question 11
If log0.2 (x -1) > log0.04 (x + 5) then
Question 12
The number of real roots of equation loge x + ex = 0 is
Question 13
If 2 + i and -2i are the roots of the equation (x2 + ax + b) (x2 + cx = d) = 0, where a, b, c, d are real constants, then product of all roots of the equation is
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Jul 17JEE & BITSAT