WBJEE Model Question Papers
Here, we are providing WBJEE Model Question Papers for best preparation of WBJEE Entrance Exam. Candidates may download Previous 5 Year Question Papers PDF through online mode. Appearing contenders in West Bengal Joint Entrance Exam are advised to start their preparation for getting high score in the examination. WBJEE Model Question Papers 2018 plays an important role to get prepare for West Bengal Joint Entrance Exam. WBJEE Previous 5 Year Question papers will help a lot to preparing students for this exam through which they will get knowledge and information about which type of questions and topics are important.
West Bengal Joint Entrance Exam is conducts by WBJEE board for those contenders who have desire to get admission in B.Tech/ B.Arch/ B.Pharm etc courses. Students may get admission in reputed colleges of West Bengal only by qualifying WBJEE exam. Here, on the page of recruitmentresult.com, WBJEE Model Question Papers 2018 has been given for making help of the students who are desperate to get admission in engineering course for making their future in engineering field.
WBJEE Model Question Papers
Ques: 1. A body floats in water with 40% of its volume outside water. When the same body floats in oil, 60% of its volume remains outside oil. The relative density of the oil is
Ques: 2. The light beams of intensities in the ratio of 9: 1 are allowed to interfere. What will be the ratio of the intensities of maxima and minima?
- 3: 1
- 4: 1
- 25: 9
- 81: 1
Ques: 3. Two thin lenses of focal lengths 20 cm and 25 cm are placed in cotact. The effective power of the combination is
Ques: 4. A convex lens of focal length 30 cm produces 5 times magnified real image of an object. What is the object distance?
- 36 cm
- 25 cm
- 30 cm
- 150 cm
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Ques: 5. A plano-concave lens is made of glass of refractive index 1.5 and the radius of curvature of its curved face is 100 cm. What is the power of the lens?
- + 0.5 D
- 5 D
- 2 D
- + 2 D
Ques: 6. 2 gm of metal carbonate is neutralized completely by 100 ml of 0.1 (N) HCl. The equivalent weight of metal carbonate is
Ques: 7. Which one is not a constituent of nucleic acid?
- Phosphoric acid
- Ribose sugar
Ques: 8. In aqueous solution glucose remains as
- Only in open chain form
- Only in pyranoze form
- Only in furanose forms
- In all three forms in equilibrium
Ques: 9. Reaction of formaldehyde and ammonia gives
- Hexamethylene tetramine
- Triethylene Tetramine
Ques: 10. The molarity of a NaOH solution by dissolving 4 g of it in 250 ml water is guu?
- 4 M
- 8 M
- 2 M
- 1 M
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Ques: 11.In a periodic table the basic character of oxides
- increases from left to right and decreases from top to bottom
- decreases from right to left and increases from top to bottom
- decreases from left to right and increases from top to bottom
- decreases from left to right and increases from bottom to top
Ques: 12. Which one of the following contains P – O – P bond ?
- Hypophosphorus acid
- Phosphorus acid
- Pyrophosphoric acid
- Orthophosphoric acid
Ques: 13. Which of the following statements regarding ozone is not correct ?
- The Ozone molecule is angular in shape
- The Ozone is a resonance hybrid of two structures
- The Oxygen– Oxygen bond length in ozone is identical with that of molecular oxygen
- Ozone is used as germicide and disinfectant for the purification of air.
Ques: 14. Which of the following metals has the largest abundance in the earth’s crust ?
Ques: 15. For which element the inertness of the electron pair will not be observed?
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Ques: 16. In which of the following molecules is hydrogen bridge bond present?
- Inorganic benzene
Ques: 17. When a manganous salt is fused with a mixture of KNO3 and solid NaOH the oxidation number of Mn changes from +2 to
Ques: 18. Ortho-and para-hydrogens have
- Identical chemical properties but different physical properties
- Identical physical and chemical properties
- Identical physical properties but different chemical properties
- Different physical and chemical properties
Ques: 19. The bond order of CO molecule is
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Ques: 20. Vitamin C is
- Citric acid
- Lactic acid
- Ascorbic acid
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