*WBJEE Physics and Chemistry Sample Question Paper 2022 Download Free PDF*

**West Bengal Joint Entrance Exam (WBJEE**) 2022 Physics and Chemistry Sample Question paper with answers WBJEE Physics and Chemistry Sample 2022 Question with solution you can download it in FREE, if WBJEE Physics and Chemistry (MCQ) 2022 paper in text or pdf for **WBJEE** Physics and Chemistry Sample 2022 Answer Keys you can download WBJEE 2022 page also just Go to menu bar, Click on File->then Save.

*WBJEE Physics and Chemistry Question Paper 2022 Download*

*WBJEE Physics and Chemistry Question Paper 2022 Download*

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**SAMPLE QUESTIONS**

**Q1. If p, q odd integers, then the roots of the equation 2px ^{2} + (2p + q) x + q = 0 are**

(A) rational

(B) irrational

(C) non–real

(D) equal

**Q2. Out of 7 consonants and 4 vowels, words are formed each having 3 consonants and 2 vowels. The numbers of such words that can be formed is**

(A) 210

(B) 25200

(C) 2520

(D) 302400

**Q3. The number of all numbers having 5 digits, with distinct digits is**

(A) 99999

(B) 9 × ^{9}P_{4}

(C) ^{10}P_{5}

(D) ^{9}P_{4}

**Q4. The probability that a non leap year selected at random will have 53 Sundays is**

(A) 0

(B) 1/7

(C) 2/7

(D) 3/7

**Q5. Three lines are drawn from the origin O with direction cosines proportional to (1, -1, 1), (2, -3, 0) and (1, 0, 3). The three lines are**

(A) not coplanar

(B) coplanar

(C) perpendicular

(D) coincident

**SAMPLE QUESTIONS**

**Q1. Random-222 has a half-life of 3.8 days. If one starts with 0.064 kg of Random-222, the quantity of Randon-222 left after 19 days will be**

(A) 0.002 kg

(B) 0.062 kg

(C) 0.032 kg

(D) 0.024 kg

**Q2. In the given circuit, the binary inputs at A and B are both 1 in one case and both 0 in the next case. The respective outputs at Y in these two cases will be:**

(A) 1,1

(B) 0,0

(C) 0,1

(D) 1,0

**Q3. When a semiconducting device is connected in series wth a batter and a resistance, a current is found to flow in the circuit. If however, the polarity of the battery is reversed, practically no current flows in the circuit. The device may be**

(A) a p-type semiconductor

(B) a n-type semiconductor

(C) an intrinsic semiconductor

(D) a p-n junction

**Q4. A liquid of bulk modulus k is compressed by applying an external pressure such that its density increases by 0.01%. The pressure applied on the liquid is**

(A) k/10000

(B) k/1000

(C) 1000 k

(D) 0.01 k

**Q5. Temperature of an ideal gas, initially at 27 C, is raised by 6 C. The rms velocity of the gas molecules will,**

(A) increase by nearly 2%

(B) decrease by nearly 2%

(C) increase by nearly 1%

(D) decrease by nearly 1%

**Download WBJEE Physics and Chemistry Question Paper 2022**

WBJEE Physics and Chemistry Paper 2017

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