Career Point IIT-JEE Fresher Course Sample Paper : careerpoint.ac.in

Organisation : Career Point Ltd
Course Name : 12th + Fresher Course For IIT-JEE
Class : Class XI to XII moving Students
Document Type : Sample Paper
Website : https://careerpoint.ac.in/

Career Point Fresher Course Sample Paper

Career Point Ltd 12th + Fresher Course For IIT-JEE Sample Paper For Class XI to XII moving Students

Related / Similar Question Paper : Career Point IIT-JEE Target Course Sample Paper

12th + Fresher Course Sample Paper

1. A rocket, initially at rest, is fired vertically withan upward acceleration of 10 m/s2. At an altitudeof 0.50 km, the engine of the rocket cuts off. Whatis the maximum altitude it achieves from ground ?
(A) 1.9 km
(B) 1.3 km
(C) 1.6 km
(D) 1.0 km

2. Sinusoidal waves travel on four different strings,all with the same tension. Three of the stringshave the same linear mass density, but the fourth has a different linear mass density. Use themathematical forms of the waves, given below,to identify the string with the different linear mass density. In the expressions x and y are incentimeters and t is in seconds
(A) y(x, t) = (2 cm) sin(2x – 4t)
(B) y(x, t) = (2 cm) sin(4x – 10t)
(C) y(x, t) = (2 cm) sin(6x – 12t)
(D) y(x, t) = (2 cm) sin(8x – 16t)

3. The speed of sound wave in a gas, in which twowaves of wavelengths 1.0 m and 1.02 m produce 6beats per second is –
(A) 350 m/s
(B) 306 m/s
(C) 380 m/s
(D) 410 m/s

4. Two wires are kept tight between the same pairof supports. The tensions in the wires are in theratio 2 : 1. The radii are in the ratio 3 : 1 and thedensities are in the ratio 1 : 2. The ratio of theirfundamental frequencies are –
(A) 1/2
(B) 2/3
(C) 3/4
(D) 4/9

5. Three physics faculty members sit in threedifferent cars at a railroad crossing. Three trainsgo by at different (constant) speeds, eachemitting the same sound. Each faculty memberuses a cell phone to record the sound ofdifferent train. On the next day, during a facultymeeting, they plot the frequency as a function oftime on a computer, resulting in the plots shownin the figure. Which of the three trains had thehighest speed ?

(A) the one represented by the solid line
(B) the one represented by the dashed line
(C) the one represented by the dotted line
(D) impossible to tell

6. A semiconductor of Ge can be made p-type by adding
(A) trivalent impurity
(B) tetravalent impurity
(C) pentavalent impurity
(D) divalent impur

7. The half-life of a reaction is halved as the initialconcentration of the reactant is doubled. Theorder of reaction is –
(A) 0.5
(B) 1
(C) 2
(D) 0

8. Which of the following elements belongs toactinoid series –
(A) La
(B) Gd
(C) Lu
(D) Th

9. Alkyl halides can be converted to alkene by –
(A) substitution
(B) addition
(C) elimination
(D) rearrangement

10.The ionization constant of phenol is higher thanthat of ethanol because –
(A) phenoxide ion is a stronger base thanethoxide ion
(B) phenoxide ion is stabilized through delocalization
(C) phenoxide ion is less stable than ethoxide ion
(D) phenoxide ion is bulkier than ethoxide ion

Instructions To Candidates

1.Attempt all questions.
2. The question paper has Three sections viz. Physics, Chemistry, Mathematics.
3. Each section consists of following sections :
(a) Objective Questions not based on write ups.
(b) Short write ups followed by Objective Questions.
4. Four alternatives have been given with each of the objective questions. You have to select the single correct alternative.Each correct answer carries three marks.
5.There is No negative marking and no deduction will be made for WRONG attempt.
6.The answer sheet is supplied with this question paper and you are advised to indicate your answer on this Answer Sheet only.
7.Rough work should be done only on the blank spaces provided. Extra paper will not be supplied.
8.Logarithm table will not be supplied. Use of calculators, slide rule is not permitted.
9.There are different types of questions, you will find special direction for each set of questions. Be sure you have understood the direction before attempting to answer any question.
10.Do not spend too much time on questions that are difficult for you. Go on the other questions and come back to the difficult ones later.
11.Before you start marking your answer, write your Name at the top of the answer sheet.
12.Do not help your neighbour in your own interest.

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